Climate averages 1991–2020
Chũ weather
in January.
A mild, fairly dry month: the coolest and the 3rd driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
January is a mild month in Chũ: daytime highs average 18.8°C and nights cool to about 12.1°C. By daytime temperature it is the coolest month of the year.
Expect about 36 mm of rain on roughly 7 days, which makes January a fairly dry month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 59 min on an average January day.
The nearest other city in this atlas is Thị Trấn Đông Triều (33 km away). In January its highs average 19.7°C, 0.9°C warmer than Chũ, with 32 mm of rain.
Among the 136 cities listed in Vietnam, Chũ ranks 128th of 136 for the warmest January highs and joint 78th of 136 for the driest January (rainfall, lowest first). The mean January high of those 136 cities is 24.8°C; Chũ is 6.0°C cooler than that mean.
From January to February, average highs rise by 1.9°C to 20.7°C, and monthly rainfall falls from 36 mm to 22 mm.
The annual picture
January in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Chũ climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 18.8°C12.1°C | 12.1°C | 36 | 6.8 | 11.011 h |
| February | 20.7°C13.8°C | 13.8°C | 22 | 6.4 | 11.411 h |
| March | 23.9°C17.0°C | 17.0°C | 49 | 10.0 | 12.012 h |
| April | 27.8°C20.8°C | 20.8°C | 79 | 11.8 | 12.613 h |
| May | 30.2°C23.6°C | 23.6°C | 254 | 20.2 | 13.113 h |
| June | 31.4°C25.4°C | 25.4°C | 287 | 22.0 | 13.413 h |
| July | 31.3°C25.6°C | 25.6°C | 301 | 24.6 | 13.313 h |
| August | 30.9°C24.9°C | 24.9°C | 366 | 26.2 | 12.913 h |
| September | 30.0°C23.4°C | 23.4°C | 233 | 20.0 | 12.312 h |
| October | 28.0°C20.6°C | 20.6°C | 102 | 11.9 | 11.712 h |
| November | 24.7°C16.8°C | 16.8°C | 55 | 7.7 | 11.111 h |
| December | 20.5°C12.9°C | 12.9°C | 34 | 6.5 | 10.911 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
January in nearby cities
- Thị Trấn Đông Triều in JanuaryVietnam · 33 kmHigh 19.7°C · Low 13.4°C · 32 mm rain
- Thị Trấn Mạo Khê in JanuaryVietnam · 35 kmHigh 19.9°C · Low 13.5°C · 32 mm rain
- Bắc Giang in JanuaryVietnam · 40 kmHigh 19.2°C · Low 12.9°C · 36 mm rain
- Chí Linh in JanuaryVietnam · 43 kmHigh 19.6°C · Low 13.4°C · 36 mm rain
- Việt Yên in JanuaryVietnam · 46 kmHigh 19.3°C · Low 13.1°C · 36 mm rain
- Cung Kiệm in JanuaryVietnam · 47 kmHigh 19.5°C · Low 13.2°C · 36 mm rain
- Hải Dương in JanuaryVietnam · 54 kmHigh 19.8°C · Low 13.6°C · 36 mm rain
- Bắc Ninh in JanuaryVietnam · 55 kmHigh 19.6°C · Low 13.3°C · 37 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Chũ) is explained once on the Chũ year overview and on the Sources, method and limits page.