AI-generatedTrier at a glance
- Best time
- May – Sep
- Warmest month
- Aug · 23°
- Sunshine a year
- 1,660 h
- Rain a year
- 881 mm
- Climate
- Maritime
- Time zone
- UTC+1 / UTC+2
- Elevation
- 141 m
Climate in Trier
Trier has a maritime climate with moderate summers and cool, often grey winters. August is the warmest month with average highs of 23 °C, while January is the coolest at 5 °C. With around 1,660 hours of sunshine a year, Trier is moderately sunny; July is the sunniest month with 7.6 hours a day.
Holiday weather through the year
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 14°
- Evening, 20:00: about 12°
- Night, 23:00: about 10°
07:5318:45
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 07:33–08:37 · evening 18:01–19:05
- Blue hour
- Morning 07:21–07:33 · evening 19:05–19:17
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.
What is the weather like in Trier in October?
In October, Trier is cool: daytime highs average 15 °C, and nights cool down to about 8 °C. The sun is scarce, with only about 3 hours a day. Rain is frequent, with about 12 rainy days and 79 mm in total. All in all, October is a so-so month for a holiday in Trier.
More details for October
- Daylight
- 10 h 52 min07:53 – 18:45
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 17 km/haverage daily peakAll months
- Cloud cover
- 74 %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+2Europe/Berlin
How the score comes together
- Temperatureweight 50 %66 %
- Sunshineweight 20 %2 %
- Few rainy daysweight 30 %41 %
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
Sunshine hours in Trier
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 3.1 of 10.9 hours of daylight in Trier, 28 % of the day.
Sunshine hours: measured at the weather station 2 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Trier
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 8).
Minutes until sunburn in October
- Very fair skin
- about 60 min
- Fair skin
- about 75 min
- Light brown skin
- about 105 min
- Olive skin
- over 2 h
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, 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.
Rain in Trier: 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, Trier has about 12 rainy days with 79 mm of rain in total.
Wind and clouds in Trier
How breezy and how cloudy Trier 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 Trier typically peaks at 17 km/h during the day: Beaufort 3, light breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 74 % of the sky over Trier: mostly cloudy, with about 3.1 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 and humidity in Trier
How often the day gets hot in Trier (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, Trier 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 in Trier
Snow is possible in Trier, 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 Trier.
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.
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Trier
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°
CoolOctober: nights around 8°. A duvet at night and a jumper for the evening.
The coolest nights are in January (0°), the warmest in July (14°). Nights fall below 8 °C on average from November 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 | 12 | 5° | 0° | 1.6 h | 13 | 80 |
| FebruaryFeb | 14 | 7° | 0° | 2.5 h | 11 | 68 |
| MarchMar | 28 | 10° | 2° | 4.2 h | 12 | 68 |
| AprilApr | 56 | 14° | 5° | 6.2 h | 12 | 59 |
| MayMay | 73 | 18° | 9° | 6.9 h | 13 | 75 |
| JuneJun | 78 | 22° | 12° | 7.5 h | 12 | 72 |
| JulyJul | 77 | 23° | 14° | 7.6 h | 13 | 74 |
| AugustAug | 77 | 23° | 14° | 6.9 h | 12 | 72 |
| SeptemberSep | 74 | 20° | 11° | 5.3 h | 10 | 67 |
| OctoberOct | 46 | 15° | 8° | 3.1 h | 12 | 79 |
| NovemberNov | 14 | 9° | 4° | 1.5 h | 14 | 79 |
| DecemberDec | 8 | 6° | 1° | 1.2 h | 14 | 90 |
Climate averages 1996–2025, 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
49.76° N, 6.64° E · 141 m · Europe/Berlin
Best time to visit Trier
The best time to visit Trier is from May to September. For sightseeing, day trips and hiking, conditions are most comfortable in June and from August to September. Rain is most frequent in March and from May to July and from October to January; the wettest month is December with 90 mm.
Trier through the seasons
How the weather changes over the seasons, with averages for each.
Trier in spring
Mar – May
Fair
- 10–18 °C by day
- 6 h of sun a day
- 37 rainy days in all
Trier in summer
Jun – Aug
Good
- 22–23 °C by day
- 7 h of sun a day
- 36 rainy days in all
Trier in autumn
Sep – Nov
Fair
- 9–20 °C by day
- 3 h of sun a day
- 36 rainy days in all
Trier in winter
Dec – Feb
Poor
- 5–7 °C by day
- 2 h of sun a day
- 38 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Trier for you.
Your best months: June – August
Based on the climate averages; tap a month to see its details.
Compare two months in Trier
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 Trier: score 78 against 46. In June, days are 7 °C warmer than in October. The sun shines 4 hours longer a day in June.
| Month | October | June |
|---|---|---|
| Weather score | 46 | 78better |
| Day high | 15° | 22° |
| Night low | 8° | 12° |
| Sunshine | 3.1 h | 7.5 hbetter |
| Rainy days | 12 | 12 |
| Rainfall | 79 mm | 72 mm |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Jun, Aug – Sep
15–28 °C and not too much rain
Rainy months
Mar, May – Jul, Oct – Jan
12 or more rainy days
Snow
Dec – Feb
Snow on 2 or more days
Trier month by month
The typical weather for every month at a glance.
12January5° · 2 h
In January, Trier is cold: daytime highs average 5 °C, and nights cool down to about 0 °C. The sun is scarce, with only about 2 hours a day. Rain is frequent, with about 13 rainy days and 80 mm in total. Snow falls on about 3 days. All in all, January is not an ideal month for a holiday in Trier.
Trier in January14February7° · 3 h
In February, Trier is cold: daytime highs average 7 °C, and nights cool down to about 0 °C. The sun is scarce, with only about 3 hours a day. Rain is frequent, with about 11 rainy days and 68 mm in total. Snow falls on about 2 days. All in all, February is not an ideal month for a holiday in Trier.
Trier in February28March10° · 4 h
In March, Trier is cool: daytime highs average 10 °C, and nights cool down to about 2 °C. Expect around 4 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 68 mm in total. All in all, March is not an ideal month for a holiday in Trier.
Trier in March56April14° · 6 h
In April, Trier is cool: daytime highs average 14 °C, and nights cool down to about 5 °C. Expect around 6 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 59 mm in total. All in all, April is a so-so month for a holiday in Trier.
Trier in April73May18° · 7 h
In May, Trier is mild: daytime highs average 18 °C, and nights cool down to about 9 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 13 rainy days and 75 mm in total. All in all, May is a good month for a holiday in Trier.
Trier in May78June22° · 8 h
In June, Trier is warm: daytime highs average 22 °C, and nights cool down to about 12 °C. The sun shines for around 8 hours a day. Rain is frequent, with about 12 rainy days and 72 mm in total. All in all, June is a good month for a holiday in Trier.
Trier in June77July23° · 8 h
In July, Trier is warm: daytime highs average 23 °C, and nights cool down to about 14 °C. The sun shines for around 8 hours a day. Rain is frequent, with about 13 rainy days and 74 mm in total. All in all, July is a good month for a holiday in Trier.
Trier in July77August23° · 7 h
In August, Trier is warm: daytime highs average 23 °C, and nights cool down to about 14 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 12 rainy days and 72 mm in total. All in all, August is a good month for a holiday in Trier.
Trier in August74September20° · 5 h
In September, Trier is mild: daytime highs average 20 °C, and nights cool down to about 11 °C. Expect around 5 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 67 mm in total. All in all, September is a good month for a holiday in Trier.
Trier in September46October15° · 3 h
In October, Trier is cool: daytime highs average 15 °C, and nights cool down to about 8 °C. The sun is scarce, with only about 3 hours a day. Rain is frequent, with about 12 rainy days and 79 mm in total. All in all, October is a so-so month for a holiday in Trier.
Trier in October14November9° · 2 h
In November, Trier is cold: daytime highs average 9 °C, and nights cool down to about 4 °C. The sun is scarce, with only about 2 hours a day. Rain is frequent, with about 14 rainy days and 79 mm in total. All in all, November is not an ideal month for a holiday in Trier.
Trier in November8December6° · 1 h
In December, Trier is cold: daytime highs average 6 °C, and nights cool down to about 1 °C. The sun is scarce, with only about 1 hours a day. It rains often – on about 14 days, adding up to 90 mm. Snow falls on about 3 days. All in all, December is not an ideal month for a holiday in Trier.
Trier in DecemberTrier compared
Put Trier side by side with another destination.
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Trier vs. Schengen
In October the holiday weather in Trier and Schengen is about equally good (score 46 vs. 48). During the day it is about as warm in Schengen as in Trier.
| in October | Trier | Schengen |
|---|---|---|
| Holiday score | 46 | 48 |
| Daytime high | 15° | 15° |
| Sunshine | 3 h | 3 h |
| Rainy days | 12 | 12 |
| Best time | May – Sep | May – Sep |
Through the year
Germany in October: the best places
In October, Trier ranks 20 among the 31 nearest destinations in this country.
- Karlsruhe16°55
- 2Freiburg im Breisgau16°54
- 3Worms15°53
- 4Mannheim15°53
- 5Heidelberg15°53
- 6Baden-Baden15°52
- 7Stuttgart15°52
- 8Tübingen15°51
- 20TrierThis page15°46
Planning a trip to Trier
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Trier 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.
Trier has its best school-holiday weather during the summer holidays (score 77) and its weakest during the Christmas holidays (score 10).
- 48
Easter holidays
Mar – Apr
Fair
- 13 °C by day
- 5.6 h of sun a day
- 12 rainy days a month
Keep in mind: Frequent rain
- 74
May half-term
May – Jun
Good
- 19 °C by day
- 7.0 h of sun a day
- 13 rainy days a month
Keep in mind: Frequent rain
- 77
Summer holidays
Jul – Aug
GoodBest holidays
- 23 °C by day
- 7.1 h of sun a day
- 12 rainy days a month
Keep in mind: Frequent rain
- 46
October half-term
Oct
Fair
- 15 °C by day
- 3.1 h of sun a day
- 12 rainy days a month
Keep in mind: Frequent rain
- 10
Christmas holidays
Dec – Jan
Poor
- 5 °C by day
- 1.4 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
- 540 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.
Frequently asked questions about Trier
When is the best time to visit Trier?
The best time to visit Trier 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 Trier?
August is the warmest month, with average highs of 23 °C and nights around 14 °C. January is the coolest month at 5 °C.
When does it rain most in Trier?
Rain is most frequent in March and from May to July and from October to January; the wettest month is December with 90 mm. The driest month is April with 59 mm.
How many hours of sunshine does Trier get?
Trier gets around 1,660 hours of sunshine a year. The sunniest month is July with 7.6 hours a day; in December there are 1.2 hours a day.
What time zone is Trier in?
Trier uses the time zone Europe/Berlin: UTC+1 in January and UTC+2 in July.
How long is the flight from London to Trier?
A nonstop flight from London to Trier takes about 1 h 10 min, for a straight-line distance of about 540 km.
Which school holidays are best for Trier?
Trier has its best school-holiday weather during the summer holidays (score 77) and its weakest during the Christmas holidays (score 10). Holiday ratings (0–100): Easter holidays 48, May half-term 74, Summer holidays 77, October half-term 46, Christmas holidays 10.
Near Trier
Other destinations close by.
Places with a climate like Trier
Destinations whose weather through the year is closest to Trier's – good alternatives.