Climate averages 1991–2020
Ann weather
in May.
A hot, very wet month: the 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 Ann: daytime highs average 31.8°C and nights cool to about 24.6°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 271 mm of rain on roughly 22 days, which makes May a very wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 04 min on an average May day.
The nearest other city in this atlas is Kyaukpyu (66 km away). In May its highs average 30.4°C, 1.4°C cooler than Ann, with 322 mm of rain.
Among the 49 cities listed in Myanmar, Ann ranks 28th of 49 for the warmest May highs and 36th of 49 for the driest May (rainfall, lowest first). The mean May high of those 49 cities is 32.2°C; Ann is 0.4°C cooler than that mean.
From May to June, average highs fall by 3.2°C to 28.7°C, and monthly rainfall rises from 271 mm to 764 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
Ann climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.8°C14.4°C | 14.4°C | 5.5 | 0.6 | 11.111 h |
| February | 31.1°C16.0°C | 16.0°C | 3.5 | 0.4 | 11.511 h |
| March | 33.5°C19.7°C | 19.7°C | 5.9 | 1.2 | 12.012 h |
| April | 34.2°C23.2°C | 23.2°C | 23 | 4.3 | 12.613 h |
| May, selected | 31.8°C24.6°C | 24.6°C | 271 | 21.5 | 13.113 h |
| June | 28.7°C24.4°C | 24.4°C | 764 | 29.5 | 13.313 h |
| July | 27.8°C24.1°C | 24.1°C | 761 | 30.7 | 13.213 h |
| August | 27.9°C24.0°C | 24.0°C | 637 | 30.7 | 12.813 h |
| September | 29.1°C23.8°C | 23.8°C | 422 | 28.7 | 12.312 h |
| October | 30.1°C22.9°C | 22.9°C | 185 | 20.8 | 11.712 h |
| November | 30.1°C20.0°C | 20.0°C | 35 | 4.3 | 11.211 h |
| December | 29.0°C16.6°C | 16.6°C | 10 | 0.8 | 11.011 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
- Kyaukpyu in MayMyanmar · 66 kmHigh 30.4°C · Low 26.8°C · 322 mm rain
- Magway in MayMyanmar · 100 kmHigh 35.9°C · Low 26.3°C · 115 mm rain
- Yenangyaung in MayMyanmar · 114 kmHigh 35.9°C · Low 26.5°C · 91 mm rain
- Sittwe in MayMyanmar · 126 kmHigh 30.9°C · Low 26.4°C · 261 mm rain
- Thayetmyo in MayMyanmar · 130 kmHigh 35.0°C · Low 26.1°C · 133 mm rain
- Chauk in MayMyanmar · 147 kmHigh 36.0°C · Low 26.6°C · 102 mm rain
- Thandwe in MayMyanmar · 152 kmHigh 31.0°C · Low 25.0°C · 311 mm rain
- Taungdwingyi in MayMyanmar · 158 kmHigh 34.7°C · Low 25.4°C · 116 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 Ann) is explained once on the Ann year overview and on the Sources, method and limits page.