Climate averages 1991–2020
Ban Mai weather
in May.
A hot, wet month: the joint 3rd warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Ban Mai: daytime highs average 30.7°C and nights cool to about 26.3°C. By daytime temperature it is the joint 3rd warmest of the 12 months.
Expect about 120 mm of rain on roughly 22 days, which makes May a wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 27 min on an average May day.
The nearest other city in this atlas is Hat Yai (23 km away). In May its highs average 31.4°C, 0.7°C warmer than Ban Mai, with 150 mm of rain.
Among the 46 cities listed in Thailand, Ban Mai ranks joint 43rd of 46 for the warmest May highs and 3rd of 46 for the driest May (rainfall, lowest first). The mean May high of those 46 cities is 32.7°C; Ban Mai is 2.0°C cooler than that mean.
From May to June, average highs rise by 0.1°C to 30.8°C, and monthly rainfall falls from 120 mm to 95 mm.
The annual picture
May 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
Ban Mai climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.6°C24.7°C | 24.7°C | 104 | 14.1 | 11.812 h |
| February | 28.3°C25.0°C | 25.0°C | 48 | 7.8 | 11.912 h |
| March | 29.3°C25.4°C | 25.4°C | 89 | 12.1 | 12.112 h |
| April | 30.2°C26.0°C | 26.0°C | 112 | 17.2 | 12.312 h |
| May, selected | 30.7°C26.3°C | 26.3°C | 120 | 21.7 | 12.412 h |
| June | 30.8°C26.2°C | 26.2°C | 95 | 17.7 | 12.513 h |
| July | 30.7°C25.9°C | 25.9°C | 86 | 17.2 | 12.512 h |
| August | 30.8°C25.8°C | 25.8°C | 86 | 17.3 | 12.412 h |
| September | 30.1°C25.5°C | 25.5°C | 123 | 21.6 | 12.212 h |
| October | 28.7°C25.1°C | 25.1°C | 270 | 27.5 | 12.012 h |
| November | 27.7°C24.8°C | 24.8°C | 403 | 27.0 | 11.812 h |
| December | 27.3°C24.8°C | 24.8°C | 338 | 22.4 | 11.712 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
May in nearby cities
- Hat Yai in MayThailand · 23 kmHigh 31.4°C · Low 25.0°C · 150 mm rain
- Yala in MayThailand · 110 kmHigh 32.5°C · Low 24.0°C · 151 mm rain
- Alor Setar in MayMalaysia · 122 kmHigh 30.5°C · Low 25.0°C · 243 mm rain
- Pendang in MayMalaysia · 135 kmHigh 30.5°C · Low 24.5°C · 237 mm rain
- Nakhon Si Thammarat in MayThailand · 151 kmHigh 31.3°C · Low 24.7°C · 123 mm rain
- Sungai Petani in MayMalaysia · 173 kmHigh 30.2°C · Low 24.8°C · 215 mm rain
- Kota Kuala Muda in MayMalaysia · 181 kmHigh 30.3°C · Low 25.3°C · 231 mm rain
- Tasek Glugor in MayMalaysia · 192 kmHigh 30.1°C · Low 24.6°C · 220 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 Ban Mai) is explained once on the Ban Mai year overview and on the Sources, method and limits page.