Climate averages 1991–2020
Nakhon Sawan weather
in January.
A hot, very dry month: the 9th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a hot month in Nakhon Sawan: daytime highs average 30.9°C and nights cool to about 20.6°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 9.7 mm of rain on roughly 2 days, which makes January a very dry month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 18 min on an average January day.
The nearest other city in this atlas is Nong Prue (142 km away). In January its highs average 30.1°C, 0.7°C cooler than Nakhon Sawan, with 15 mm of rain.
Among the 46 cities listed in Thailand, Nakhon Sawan ranks joint 16th of 46 for the warmest January highs and 8th of 46 for the driest January (rainfall, lowest first). The mean January high of those 46 cities is 30.2°C; Nakhon Sawan is 0.7°C warmer than that mean.
From January to February, average highs rise by 2.4°C to 33.3°C, and monthly rainfall rises from 9.7 mm to 11 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
Nakhon Sawan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 30.9°C20.6°C | 20.6°C | 9.7 | 1.9 | 11.311 h |
| February | 33.3°C22.4°C | 22.4°C | 11 | 2.0 | 11.612 h |
| March | 35.6°C25.0°C | 25.0°C | 38 | 6.2 | 12.012 h |
| April | 36.5°C26.6°C | 26.6°C | 62 | 11.3 | 12.512 h |
| May | 34.5°C26.3°C | 26.3°C | 156 | 20.9 | 12.913 h |
| June | 33.1°C25.8°C | 25.8°C | 147 | 23.3 | 13.013 h |
| July | 32.4°C25.4°C | 25.4°C | 161 | 23.4 | 13.013 h |
| August | 31.5°C25.0°C | 25.0°C | 215 | 25.1 | 12.713 h |
| September | 31.1°C24.6°C | 24.6°C | 272 | 25.9 | 12.212 h |
| October | 30.4°C23.8°C | 23.8°C | 143 | 17.1 | 11.812 h |
| November | 30.4°C22.2°C | 22.2°C | 24 | 4.7 | 11.411 h |
| December | 29.8°C20.2°C | 20.2°C | 7.7 | 1.2 | 11.211 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
- Nong Prue in JanuaryThailand · 142 kmHigh 30.1°C · Low 19.4°C · 15 mm rain
- Khlong Luang in JanuaryThailand · 190 kmHigh 31.4°C · Low 21.4°C · 15 mm rain
- Sai Mai in JanuaryThailand · 206 kmHigh 31.2°C · Low 21.3°C · 15 mm rain
- Mueang Nonthaburi in JanuaryThailand · 209 kmHigh 31.3°C · Low 21.5°C · 15 mm rain
- Nakhon Pathom in JanuaryThailand · 210 kmHigh 31.4°C · Low 21.5°C · 17 mm rain
- Chatuchak in JanuaryThailand · 213 kmHigh 30.9°C · Low 21.6°C · 15 mm rain
- Khlong Sam Wa in JanuaryThailand · 214 kmHigh 31.1°C · Low 21.2°C · 17 mm rain
- Thawi Watthana in JanuaryThailand · 215 kmHigh 31.2°C · Low 21.9°C · 15 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 Nakhon Sawan) is explained once on the Nakhon Sawan year overview and on the Sources, method and limits page.