AI-generatedHamm at a glance
- Best time
- May – Sep
- Warmest month
- Jul · 24°
- Sunshine a year
- 1,580 h
- Rain a year
- 786 mm
- Climate
- Temperate
- Time zone
- UTC+1 / UTC+2
- Elevation
- 66 m
Climate in Hamm
Hamm has a temperate climate with warm summers and cool winters. July is the warmest month with average highs of 24 °C, while January is the coolest at 5 °C. With around 1,580 hours of sunshine a year, Hamm is rather dull; July is the sunniest month with 6.6 hours a day.
Holiday weather through the year
Best time to visit Hamm
The best time to visit Hamm is from May to September. For sightseeing, day trips and hiking, conditions are most comfortable from April to June and in September. Rain is frequent in March and from October to January; the wettest month is July with 78 mm.
Hamm through the seasons
How the weather changes over the seasons, with averages for each.
Hamm in spring
Mar – May
Fair
- 10–19 °C by day
- 5.4 h of sun a day
- 35 rainy days in all
Hamm in summer
Jun – Aug
Good
- 22–24 °C by day
- 6.4 h of sun a day
- 38 rainy days in all
Hamm in autumn
Sep – Nov
Fair
- 10–20 °C by day
- 3.5 h of sun a day
- 37 rainy days in all
Hamm in winter
Dec – Feb
Poor
- 5–7 °C by day
- 1.9 h of sun a day
- 40 rainy days in all
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Apr – Jun, Sep
15–28 °C and not too much rain
Rainy months
Mar, Oct – Jan
Rainy season or more than 12 rainy days
Snow
Jan – Feb
Snow on 2 or more days
Find your perfect month
Tell us what you like and we rate every month in Hamm for you.
Your best months: June – August
Based on the climate averages; tap a month to see its details.
Weather in October
Weather in October
Holiday weather in October
Fair
Best time to visit: May – September
Keep in mindFrequent rain
A typical day in October
- Morning, 08:00: about 8°
- Midday, 13:00: about 14°
- Afternoon, 16:00: about 15°
- Evening, 20:00: about 12°
- Night, 23:00: about 10°
07:5118:38
Cool evenings: pack a jumper or a jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 07:30–08:37 · evening 17:52–18:58
- Blue hour
- Morning 07:17–07:30 · evening 18:58–19:11
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
October in Hamm compared with home
Loading the climate at home …
Early or late October?
In October, daytime highs fall from about 17° at the start of the month to 12° at the end. The days get 1.9 h shorter.
| October | 1 Oct | 31 Oct |
|---|---|---|
| Daytime high | 17° | 12° |
| Night-time low | 9° | 6° |
| Daylight | 11.7 h | 9.8 h |
What is the weather like in Hamm in October?
In October, Hamm is cool: daytime highs average 15 °C, and nights cool down to about 7 °C. The sun is scarce, with only about 3.5 hours a day. Rain is frequent, with about 13 rainy days and 69 mm in total. All in all, October is a so-so month for a holiday in Hamm.
More details for October
- Daylight
- 10 h 47 min07:51 – 18:38
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 19 km/haverage daily peakAll months
- Cloud cover
- 71 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC+2offset from UTC
How the score comes together
- Temperatureweight 50 %68 %
- Sunshineweight 20 %8 %
- Few rainy daysweight 30 %39 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- A jumper for the evenings
- Rain jacket or umbrella
Compare two months in Hamm
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
June has the better holiday weather in Hamm: score 76 against 47. In June, days are 7 °C warmer than in October. June has 2 fewer rainy days. The sun shines 3 hours longer a day in June.
| Month | October | June |
|---|---|---|
| Holiday weather score | 47 | 76better |
| Daytime high | 15° | 22° |
| Night-time low | 7° | 12° |
| Sunshine | 3.5 h | 6.5 hbetter |
| Rainy days | 13 | 11better |
| Rainfall | 69 mm | 63 mm |
Based on the climate averages 1996–2025.
Hamm month by month
The typical weather for every month at a glance.
9January5° · 1.7 h
In January, Hamm is cold: daytime highs average 5 °C, and nights cool down to about 0 °C. The sun is scarce, with only about 1.7 hours a day. It rains often – on about 14 days, adding up to 70 mm. Snow falls on about 2 days. All in all, January is not an ideal month for a holiday in Hamm.
Hamm in January13February7° · 2.6 h
In February, Hamm is cold: daytime highs average 7 °C, and nights cool down to about 1 °C. The sun is scarce, with only about 2.6 hours a day. Rain is frequent, with about 12 rainy days and 64 mm in total. Snow falls on about 2 days. All in all, February is not an ideal month for a holiday in Hamm.
Hamm in February28March10° · 4.1 h
In March, Hamm is cool: daytime highs average 10 °C, and nights cool down to about 2 °C. Expect around 4.1 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 58 mm in total. All in all, March is not an ideal month for a holiday in Hamm.
Hamm in March60April15° · 5.7 h
In April, Hamm is cool: daytime highs average 15 °C, and nights cool down to about 5 °C. Expect around 5.7 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 50 mm in total. All in all, April is a good month for a holiday in Hamm.
Hamm in April74May19° · 6.4 h
In May, Hamm is mild: daytime highs average 19 °C, and nights cool down to about 9 °C. Expect around 6.4 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 61 mm in total. All in all, May is a good month for a holiday in Hamm.
Hamm in May76June22° · 6.5 h
In June, Hamm is warm: daytime highs average 22 °C, and nights cool down to about 12 °C. The sun shines for around 6.5 hours a day. Rain is frequent, with about 11 rainy days and 63 mm in total. All in all, June is a good month for a holiday in Hamm.
Hamm in June71July24° · 6.6 h
In July, Hamm is warm: daytime highs average 24 °C, and nights cool down to about 14 °C. The sun shines for around 6.6 hours a day. Rain is frequent, with about 14 rainy days and 78 mm in total. All in all, July is a good month for a holiday in Hamm.
Hamm in July72August24° · 6.2 h
In August, Hamm is warm: daytime highs average 24 °C, and nights cool down to about 14 °C. Expect around 6.2 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 77 mm in total. All in all, August is a good month for a holiday in Hamm.
Hamm in August72September20° · 4.9 h
In September, Hamm is mild: daytime highs average 20 °C, and nights cool down to about 11 °C. Expect around 4.9 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 59 mm in total. All in all, September is a good month for a holiday in Hamm.
Hamm in September47October15° · 3.5 h
In October, Hamm is cool: daytime highs average 15 °C, and nights cool down to about 7 °C. The sun is scarce, with only about 3.5 hours a day. Rain is frequent, with about 13 rainy days and 69 mm in total. All in all, October is a so-so month for a holiday in Hamm.
Hamm in October18November10° · 2.0 h
In November, Hamm is cold: daytime highs average 10 °C, and nights cool down to about 4 °C. The sun is scarce, with only about 2.0 hours a day. Rain is frequent, with about 13 rainy days and 66 mm in total. All in all, November is not an ideal month for a holiday in Hamm.
Hamm in November9December6° · 1.5 h
In December, Hamm is cold: daytime highs average 6 °C, and nights cool down to about 1 °C. The sun is scarce, with only about 1.5 hours a day. Rain is frequent, with about 14 rainy days and 72 mm in total. Snow falls on about 2 days. All in all, December is not an ideal month for a holiday in Hamm.
Hamm in DecemberClimate in detail
Year & climate table
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Hamm
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Cold 0–8°
- Cool 8–15°
ColdOctober: nights around 7°. The room should be heated.
The coolest nights are in January (0°), the warmest in July (14°). Nights fall below 8 °C on average from October to April, so the room should be heated.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 9 | 5° | 0° | 1.7 h | 14 | 70 |
| FebruaryFeb | 13 | 7° | 1° | 2.6 h | 12 | 64 |
| MarchMar | 28 | 10° | 2° | 4.1 h | 12 | 58 |
| AprilApr | 60 | 15° | 5° | 5.7 h | 11 | 50 |
| MayMay | 74 | 19° | 9° | 6.4 h | 12 | 61 |
| JuneJun | 76 | 22° | 12° | 6.5 h | 11 | 63 |
| JulyJul | 71 | 24° | 14° | 6.6 h | 14 | 78 |
| AugustAug | 72 | 24° | 14° | 6.2 h | 13 | 77 |
| SeptemberSep | 72 | 20° | 11° | 4.9 h | 11 | 59 |
| OctoberOct | 47 | 15° | 7° | 3.5 h | 13 | 69 |
| NovemberNov | 18 | 10° | 4° | 2.0 h | 13 | 66 |
| DecemberDec | 9 | 6° | 1° | 1.5 h | 14 | 72 |
Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
51.68° N, 7.82° E · 66 m · Europe/Berlin
Sunshine
Sunshine hours in Hamm
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 3.5 of 10.8 hours of daylight in Hamm, 32 % of the daylight hours.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
Rain
Rain in Hamm: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Hamm has about 13 rainy days with 69 mm of rain in total.
UV index
UV index in Hamm
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 2 · lowLittle protection needed; sunglasses on bright days.
The sun is strongest in June (UV 7).
Minutes until sunburn in October
- Very fair skin
- about 70 min
- Fair skin
- about 90 min
- Light brown skin
- over 2 h
- Olive skin
- over 2 h
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Wind & clouds
Wind and clouds in Hamm
How breezy and how cloudy Hamm is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Hamm typically peaks at 19 km/h during the day: Beaufort 3, gentle breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 71 % of the sky over Hamm: mostly cloudy, with about 3.5 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat & humidity
Heat and humidity in Hamm
How often the day gets hot in Hamm (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Hamm has about 0 hot days, with an average daytime high of 15 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Snow
Snow in Hamm
Snow is possible in Hamm, but no month makes it likely: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.
Snow calendar
- hardly any
- possible
- likely
- very likely
In October, it hardly ever snows in Hamm.
Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.
Planning a trip to Hamm
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Hamm in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Hamm has its best school-holiday weather during May half-term (score 74) and its weakest during the Christmas holidays (score 9).
- 50
Easter holidays
Mar – Apr
Fair
- 14 °C by day
- 5.2 h of sun a day
- 11 rainy days a month
Keep in mind: Frequent rain
- 74
May half-term
May – Jun
GoodBest holidays
- 20 °C by day
- 6.4 h of sun a day
- 12 rainy days a month
Good for: Sightseeing & walks
- 72
Summer holidays
Jul – Aug
Good
- 24 °C by day
- 6.3 h of sun a day
- 13 rainy days a month
- 47
October half-term
Oct
Fair
- 15 °C by day
- 3.5 h of sun a day
- 13 rainy days a month
Keep in mind: Frequent rain
- 9
Christmas holidays
Dec – Jan
Poor
- 6 °C by day
- 1.6 h of sun a day
- 14 rainy days a month
Keep in mind: Frequent rain, Snow
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 1 h 10 min
- Distance
- 570 km
- Time zone
- UTC+2
- Jet lag
- Hardly any (under 3 h)
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Good to know: Germany
- Currency
- Euro (EUR)
- Language
- German
- Sockets
- Type C, F · 230 V
- Traffic
- Drives on the right
- Dialling code
- +49
- Emergency number
- 112
UK plugs need a travel adapter
Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.
Compare & alternatives
Compare with another place
Hamm compared
Put Hamm side by side with another destination.
Hamm vs Dortmund
In October the holiday weather in Hamm and Dortmund is about equally good (score 47 vs 46). During the day it is about as warm in Dortmund as in Hamm.
| in October | Hamm | Dortmund |
|---|---|---|
| Holiday weather score | 47 | 46 |
| Daytime high | 15° | 15° |
| Sunshine | 4 h | 4 h |
| Rainy days | 13 | 13 |
| Best time | May – Sep | May – Sep |
Through the year
Best places in the country
Germany in October: the best places
In October, Hamm ranks 12 among the 31 nearest destinations in this country.
- Bonn16°54
- 2Cologne16°52
- 3Oberhausen15°50
- 4Duisburg15°50
- 5Neuss15°50
- 6Krefeld15°50
- 7Mönchengladbach15°50
- 8Gelsenkirchen15°49
- 12HammThis page15°47
Places nearby
Near Hamm
Other destinations close by.
Places with a similar climate
Places with a climate like Hamm
Destinations whose weather through the year is closest to Hamm's – good alternatives.
Frequently asked questions about Hamm
When is the best time to visit Hamm?
The best time to visit Hamm is from May to September. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Hamm?
July is the warmest month, with average highs of 24 °C and nights around 14 °C. January is the coolest month at 5 °C.
When does it rain most in Hamm?
Rain is frequent in March and from October to January; the wettest month is July with 78 mm. The driest month is April with 50 mm.
How many hours of sunshine does Hamm get?
Hamm gets around 1,580 hours of sunshine a year. The sunniest month is July with 6.6 hours a day; in December there are 1.5 hours a day.
What time zone is Hamm in?
Hamm is on UTC+1 in January and UTC+2 in July.
How long is the flight from London to Hamm?
A nonstop flight from London to Hamm takes about 1 h 10 min, for a straight-line distance of about 570 km.
Which school holidays are best for Hamm?
Hamm has its best school-holiday weather during May half-term (score 74) and its weakest during the Christmas holidays (score 9). Holiday ratings (0–100): Easter holidays 50, May half-term 74, summer holidays 72, October half-term 47, Christmas holidays 9.