Climate averages 1991–2020
Ubon Ratchathani weather
in January.
A hot, very dry month: the 7th warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a hot month in Ubon Ratchathani: daytime highs average 30.4°C and nights cool to about 19.1°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 4.7 mm of rain on roughly 1 day, which makes January a very dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 11 h 20 min on an average January day.
The nearest other city in this atlas is Pakse (103 km away). In January its highs average 30.5°C, about as warm as Ubon Ratchathani, with 1.9 mm of rain.
Among the 46 cities listed in Thailand, Ubon Ratchathani ranks joint 26th of 46 for the warmest January highs and 1st of 46 for the driest January (rainfall, lowest first). The mean January high of those 46 cities is 30.2°C; Ubon Ratchathani is 0.2°C warmer than that mean.
From January to February, average highs rise by 1.9°C to 32.2°C, and monthly rainfall rises from 4.7 mm to 9.9 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
Ubon Ratchathani climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 30.4°C19.1°C | 19.1°C | 4.7 | 1.4 | 11.311 h |
| February | 32.2°C20.9°C | 20.9°C | 9.9 | 1.9 | 11.612 h |
| March | 34.1°C23.7°C | 23.7°C | 35 | 6.3 | 12.012 h |
| April | 34.5°C25.3°C | 25.3°C | 81 | 12.9 | 12.512 h |
| May | 33.0°C25.4°C | 25.4°C | 181 | 22.4 | 12.813 h |
| June | 31.7°C25.1°C | 25.1°C | 194 | 23.2 | 13.013 h |
| July | 30.9°C24.6°C | 24.6°C | 232 | 26.2 | 12.913 h |
| August | 30.3°C24.3°C | 24.3°C | 270 | 26.9 | 12.613 h |
| September | 29.9°C23.8°C | 23.8°C | 273 | 25.6 | 12.212 h |
| October | 29.8°C22.7°C | 22.7°C | 124 | 15.0 | 11.812 h |
| November | 29.9°C21.4°C | 21.4°C | 31 | 4.7 | 11.411 h |
| December | 29.4°C19.5°C | 19.5°C | 6.3 | 1.3 | 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
- Pakse in JanuaryLaos · 103 kmHigh 30.5°C · Low 19.1°C · 1.9 mm rain
- Savannakhet in JanuaryLaos · 148 kmHigh 28.5°C · Low 17.3°C · 4.4 mm rain
- Sakon Nakhon in JanuaryThailand · 227 kmHigh 28.2°C · Low 17.0°C · 6.5 mm rain
- Siem Reap in JanuaryCambodia · 234 kmHigh 31.3°C · Low 21.9°C · 9.0 mm rain
- Thakhèk in JanuaryLaos · 242 kmHigh 28.2°C · Low 16.0°C · 6.0 mm rain
- Khon Kaen in JanuaryThailand · 254 kmHigh 29.3°C · Low 18.1°C · 7.2 mm rain
- Nakhon Ratchasima in JanuaryThailand · 296 kmHigh 29.9°C · Low 18.9°C · 6.7 mm rain
- Battambang in JanuaryCambodia · 297 kmHigh 31.7°C · Low 21.5°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 Ubon Ratchathani) is explained once on the Ubon Ratchathani year overview and on the Sources, method and limits page.