AI-generatedLanzhou at a glance
- Best time
- Apr – Jun, Sep
- Warmest month
- Jul · 30°
- Sunshine a year
- 2,220 h
- Rain a year
- 316 mm
- Climate
- Continental
- Time zone
- UTC+8
- Elevation
- 1,521 m
Climate in Lanzhou
Lanzhou has warm to hot summers and cold winters with occasional snow. July is the warmest month with average highs of 30 °C, while January is the coolest at 2 °C. With around 2,220 hours of sunshine a year, Lanzhou is sunny; July is the sunniest month with 7.2 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Good
Best time to visit: April – June, September
Good forSightseeing & walks
A typical day in October
- Morning, 08:00: about 8°
- Midday, 13:00: about 16°
- Afternoon, 16:00: about 16°
- Evening, 20:00: about 12°
- Night, 23:00: about 9°
07:1018:30
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 06:54–07:45 · evening 17:56–18:46
- Blue hour
- Morning 06:44–06:54 · evening 18:46–18:56
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 Lanzhou in October?
In October, Lanzhou is mild: daytime highs average 17 °C, and nights cool down to about 6 °C. Expect around 5 hours of sunshine a day. Rain falls on about 7 days, adding up to 31 mm. All in all, October is a good month for a holiday in Lanzhou.
More details for October
- Daylight
- 11 h 20 min07:10 – 18:30
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 13 km/haverage daily peakAll months
- Cloud cover
- 54 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 1 day1 cm or more of fresh snow
- Time zone
- UTC+8Asia/Shanghai
How the score comes together
- Temperatureweight 50 %87 %
- Sunshineweight 20 %33 %
- Few rainy daysweight 30 %80 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- A jumper for the evenings
Sunshine hours in Lanzhou
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 5.0 of 11.3 hours of daylight in Lanzhou, 44 % of the day.
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.
UV index in Lanzhou
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 5 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.
The sun is strongest in June (UV 12).
Minutes until sunburn in October
- Very fair skin
- about 25 min
- Fair skin
- about 30 min
- Light brown skin
- about 45 min
- Olive skin
- about 55 min
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 Lanzhou: 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, Lanzhou has about 7 rainy days with 31 mm of rain in total.
Wind and clouds in Lanzhou
How breezy and how cloudy Lanzhou 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 Lanzhou typically peaks at 13 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 54 % of the sky over Lanzhou: variable cloud, with about 5.0 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 Lanzhou
How often the day gets hot in Lanzhou (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, Lanzhou has about 0 hot days, with an average daytime high of 17 °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
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Lanzhou
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Frost below 0°
- Cold 0–8°
- Cool 8–15°
- Pleasant 15–20°
ColdOctober: nights around 6°. The room should be heated.
The coolest nights are in January (−8°), the warmest in July (17°). Nights are pleasant for sleeping (15 to 20 °C) from June to August. 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 | 40 | 2° | −8° | 6.0 h | 1 | 3 |
| FebruaryFeb | 41 | 6° | −5° | 6.2 h | 2 | 5 |
| MarchMar | 67 | 13° | 0° | 6.3 h | 3 | 9 |
| AprilApr | 90 | 19° | 5° | 6.3 h | 4 | 18 |
| MayMay | 89 | 24° | 10° | 6.8 h | 6 | 30 |
| JuneJun | 81 | 28° | 15° | 6.8 h | 6 | 36 |
| JulyJul | 67 | 30° | 17° | 7.2 h | 8 | 53 |
| AugustAug | 72 | 28° | 17° | 6.2 h | 10 | 66 |
| SeptemberSep | 75 | 23° | 12° | 4.9 h | 10 | 56 |
| OctoberOct | 74 | 17° | 6° | 5.0 h | 7 | 31 |
| NovemberNov | 46 | 10° | −1° | 5.5 h | 2 | 6 |
| DecemberDec | 39 | 3° | −6° | 5.8 h | 0 | 2 |
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
36.06° N, 103.84° E · 1,521 m · Asia/Shanghai
Best time to visit Lanzhou
The best time to visit Lanzhou is from April to June and in September. For sightseeing, day trips and hiking, conditions are most comfortable from April to June and from August to October. The wettest month is August with 66 mm of precipitation.
Lanzhou through the seasons
How the weather changes over the seasons, with averages for each.
Lanzhou in spring
Mar – May
Excellent
- 13–24 °C by day
- 7 h of sun a day
- 13 rainy days in all
Lanzhou in summer
Jun – Aug
Good
- 28–30 °C by day
- 7 h of sun a day
- 24 rainy days in all
Lanzhou in autumn
Sep – Nov
Good
- 10–23 °C by day
- 5 h of sun a day
- 18 rainy days in all
Lanzhou in winter
Dec – Feb
Fair
- 2–6 °C by day
- 6 h of sun a day
- 3 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Lanzhou for you.
Your best months: May
Based on the climate averages; tap a month to see its details.
Compare two months in Lanzhou
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
April has the better holiday weather in Lanzhou: score 90 against 74. In April, days are 2 °C warmer than in October. April has 3 fewer rainy days. The sun shines an hour longer a day in April.
| Month | October | April |
|---|---|---|
| Weather score | 74 | 90better |
| Day high | 17° | 19° |
| Night low | 6° | 5° |
| Sunshine | 5.0 h | 6.3 hbetter |
| Rainy days | 7 | 4better |
| Rainfall | 31 mm | 18 mmbetter |
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
Apr – Jun, Aug – Oct
15–28 °C and not too much rain
Lanzhou month by month
The typical weather for every month at a glance.
40January2° · 6 h
In January, Lanzhou is freezing cold: daytime highs average 2 °C, and nights often drop below freezing (−8 °C). Expect around 6 hours of sunshine a day. It hardly ever rains. All in all, January is a so-so month for a holiday in Lanzhou.
Lanzhou in January41February6° · 6 h
In February, Lanzhou is cold: daytime highs average 6 °C, and nights often drop below freezing (−5 °C). Expect around 6 hours of sunshine a day. It hardly ever rains. All in all, February is a so-so month for a holiday in Lanzhou.
Lanzhou in February67March13° · 6 h
In March, Lanzhou is cool: daytime highs average 13 °C, and nights often drop below freezing (0 °C). Expect around 6 hours of sunshine a day. Rain is rare: about 3 days bring 9 mm in total. All in all, March is a good month for a holiday in Lanzhou.
Lanzhou in March90April19° · 6 h
In April, Lanzhou is mild: daytime highs average 19 °C, and nights cool down to about 5 °C. Expect around 6 hours of sunshine a day. Rain is rare: about 4 days bring 18 mm in total. All in all, April is an excellent month for a holiday in Lanzhou.
Lanzhou in April89May24° · 7 h
In May, Lanzhou is warm: daytime highs average 24 °C, and nights cool down to about 10 °C. The sun shines for around 7 hours a day. Rain falls on about 6 days, adding up to 30 mm. All in all, May is an excellent month for a holiday in Lanzhou.
Lanzhou in May81June28° · 7 h
In June, Lanzhou is hot: daytime highs average 28 °C, and nights cool down to about 15 °C. The sun shines for around 7 hours a day. Rain falls on about 6 days, adding up to 36 mm. On about 10 days the thermometer climbs to 30 °C or more. All in all, June is an excellent month for a holiday in Lanzhou.
Lanzhou in June67July30° · 7 h
In July, Lanzhou is hot: daytime highs average 30 °C, and nights cool down to about 17 °C. The sun shines for around 7 hours a day. Rain falls on about 8 days, adding up to 53 mm. On about 16 days the thermometer climbs to 30 °C or more. All in all, July is a good month for a holiday in Lanzhou.
Lanzhou in July72August28° · 6 h
In August, Lanzhou is hot: daytime highs average 28 °C, and nights cool down to about 17 °C. Expect around 6 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 66 mm in total. On about 11 days the thermometer climbs to 30 °C or more. All in all, August is a good month for a holiday in Lanzhou.
Lanzhou in August75September23° · 5 h
In September, Lanzhou is warm: daytime highs average 23 °C, and nights cool down to about 12 °C. Expect around 5 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 56 mm in total. All in all, September is a good month for a holiday in Lanzhou.
Lanzhou in September74October17° · 5 h
In October, Lanzhou is mild: daytime highs average 17 °C, and nights cool down to about 6 °C. Expect around 5 hours of sunshine a day. Rain falls on about 7 days, adding up to 31 mm. All in all, October is a good month for a holiday in Lanzhou.
Lanzhou in October46November10° · 6 h
In November, Lanzhou is cold: daytime highs average 10 °C, and nights often drop below freezing (−1 °C). Expect around 6 hours of sunshine a day. Rain is rare: about 2 days bring 6 mm in total. All in all, November is a so-so month for a holiday in Lanzhou.
Lanzhou in November39December3° · 6 h
In December, Lanzhou is cold: daytime highs average 3 °C, and nights often drop below freezing (−6 °C). Expect around 6 hours of sunshine a day. It hardly ever rains. All in all, December is not an ideal month for a holiday in Lanzhou.
Lanzhou in DecemberLanzhou compared
Put Lanzhou side by side with another destination.
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Lanzhou vs. Xi'an
In October the holiday weather in Lanzhou and Xi'an is about equally good (score 74 vs. 73). During the day Xi'an is 2 °C warmer than Lanzhou. Xi'an gets one hour less sunshine a day.
| in October | Lanzhou | Xi'an |
|---|---|---|
| Holiday score | 74 | 73 |
| Daytime high | 17° | 19° |
| Sunshine | 5 h | 4 h |
| Rainy days | 7 | 9 |
| Best time | Apr – Jun, Sep | Mar – May |
Through the year
China in October: the best places
In October, Lanzhou ranks 21 among the 31 nearest destinations in this country.
- Beijing19°91
- 2Qingdao19°21°90
- 3Jinan21°89
- 4Tianjin20°89
- 5Dalian17°19°86
- 6Kaifeng22°84
- 7Zhengzhou22°83
- 8Nanjing22°82
- 21LanzhouThis page17°74
Planning a trip to Lanzhou
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Lanzhou 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.
Lanzhou has its best school-holiday weather during May half-term (score 87) and its weakest during the Christmas holidays (score 40).
- 83
Easter holidays
Mar – Apr
Excellent
- 18 °C by day
- 6.3 h of sun a day
- 4 rainy days a month
- 87
May half-term
May – Jun
ExcellentBest holidays
- 25 °C by day
- 6.8 h of sun a day
- 6 rainy days a month
Good for: Sightseeing & walks
- 70
Summer holidays
Jul – Aug
Good
- 29 °C by day
- 6.6 h of sun a day
- 9 rainy days a month
- 74
October half-term
Oct
Good
- 17 °C by day
- 5.0 h of sun a day
- 7 rainy days a month
Good for: Sightseeing & walks
- 40
Christmas holidays
Dec – Jan
Fair
- 3 °C by day
- 5.9 h of sun a day
- 1 rainy day a month
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 9 h 55 min
- Distance
- 7,820 km
- Time zone
- UTC+8
- Jet lag
- About 7 days (7 h east)
Rule of thumb for flying east: for a few days before, go to bed and get up a little earlier, and get plenty of morning light at your destination.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Lanzhou
When is the best time to visit Lanzhou?
The best time to visit Lanzhou is from April to June and in September. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Lanzhou?
July is the warmest month, with average highs of 30 °C and nights around 17 °C. January is the coolest month at 2 °C.
When does it rain most in Lanzhou?
The wettest month is August with 66 mm of precipitation. The driest month is December with 2 mm.
How many hours of sunshine does Lanzhou get?
Lanzhou gets around 2,220 hours of sunshine a year. The sunniest month is July with 7.2 hours a day; in September there are 4.9 hours a day.
What time zone is Lanzhou in?
Lanzhou uses the time zone Asia/Shanghai, at UTC+8 all year.
How long is the flight from London to Lanzhou?
A nonstop flight from London to Lanzhou takes about 9 h 55 min, for a straight-line distance of about 7,820 km.
Which school holidays are best for Lanzhou?
Lanzhou has its best school-holiday weather during May half-term (score 87) and its weakest during the Christmas holidays (score 40). Holiday ratings (0–100): Easter holidays 83, May half-term 87, Summer holidays 70, October half-term 74, Christmas holidays 40.
Near Lanzhou
Other destinations close by.
Places with a climate like Lanzhou
Destinations whose weather through the year is closest to Lanzhou's – good alternatives.