Climate averages 1991–2020
Longnan weather
in January.
A cold, very dry month: the coolest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
Approximate: the model cell is 649 m higher than the city, so the temperatures are adjusted up by 4.2°C. For places not marked Approximate, the cell is within 400 m of the place's elevation.
January is a cold month in Longnan: daytime highs average 4.8°C and nights cool to about -3.5°C. By daytime temperature it is the coolest month of the year.
Expect about 14 mm of rain on roughly 5 days, which makes January a very dry month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 12 min on an average January day.
The nearest other city in this atlas is Pingwu County (116 km away). In January its highs average 6.6°C, 1.8°C warmer than Longnan, with 18 mm of rain.
Among the 884 cities listed in China, Longnan ranks joint 547th of 884 for the warmest January highs and joint 381st of 884 for the driest January (rainfall, lowest first). The mean January high of those 884 cities is 5.9°C; Longnan is 1.1°C cooler than that mean.
From January to February, average highs rise by 2.9°C to 7.6°C, and monthly rainfall rises from 14 mm to 20 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
Longnan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 4.8°C-3.5°C | -3.5°C | 14 | 4.7 | 10.210 h |
| February | 7.6°C-0.7°C | -0.7°C | 20 | 6.1 | 11.011 h |
| March | 13.9°C5.2°C | 5.2°C | 39 | 10.6 | 12.012 h |
| April | 19.8°C10.7°C | 10.7°C | 62 | 12.0 | 13.013 h |
| May | 23.5°C15.2°C | 15.2°C | 94 | 15.0 | 13.914 h |
| June | 26.6°C19.0°C | 19.0°C | 108 | 14.9 | 14.314 h |
| July | 28.3°C21.3°C | 21.3°C | 152 | 16.8 | 14.114 h |
| August | 27.5°C20.6°C | 20.6°C | 131 | 16.6 | 13.413 h |
| September | 23.0°C17.0°C | 17.0°C | 128 | 16.6 | 12.412 h |
| October | 17.9°C11.6°C | 11.6°C | 90 | 15.4 | 11.411 h |
| November | 12.4°C5.2°C | 5.2°C | 31 | 7.7 | 10.510 h |
| December | 6.6°C-1.2°C | -1.2°C | 11 | 3.6 | 10.010 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
- Pingwu County in JanuaryChina · 116 kmHigh 6.6°C · Low 0.6°C · 18 mm rain
- Guangyuan in JanuaryChina · 136 kmHigh 8.8°C · Low 1.4°C · 20 mm rain
- Luomen in JanuaryChina · 151 kmHigh 2.3°C · Low -6.5°C · 12 mm rain
- Tianshui in JanuaryChina · 152 kmHigh 3.4°C · Low -5.0°C · 11 mm rain
- Pan’an in JanuaryChina · 152 kmHigh 2.2°C · Low -6.4°C · 12 mm rain
- Gangu Chengguanzhen in JanuaryChina · 153 kmHigh 3.2°C · Low -5.4°C · 10 mm rain
- Xinxing in JanuaryChina · 158 kmHigh 2.5°C · Low -6.0°C · 10 mm rain
- Beidao in JanuaryChina · 158 kmHigh 3.5°C · Low -4.9°C · 12 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 Longnan) is explained once on the Longnan year overview and on the Sources, method and limits page.