Climate averages 1991–2020
Kalaw weather
in September.
A warm, very wet month: the joint 6th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Kalaw: daytime highs average 24.1°C and nights cool to about 18.3°C. By daytime temperature it is the joint 6th warmest of the 12 months.
Expect about 341 mm of rain on roughly 29 days, which makes September a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 17 min on an average September day.
The nearest other city in this atlas is Heho (29 km away). In September its highs average 24.7°C, 0.6°C warmer than Kalaw, with 185 mm of rain.
Among the 49 cities listed in Myanmar, Kalaw ranks 48th of 49 for the warmest September highs and joint 31st of 49 for the driest September (rainfall, lowest first). The mean September high of those 49 cities is 28.7°C; Kalaw is 4.6°C cooler than that mean.
From September to October, average highs fall by 0.1°C to 24.1°C, and monthly rainfall falls from 341 mm to 221 mm.
The annual picture
September 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
Kalaw climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 22.0°C9.3°C | 9.3°C | 9.0 | 1.2 | 11.011 h |
| February | 24.2°C11.0°C | 11.0°C | 3.6 | 0.8 | 11.511 h |
| March | 27.3°C14.2°C | 14.2°C | 6.7 | 1.2 | 12.012 h |
| April | 28.9°C17.2°C | 17.2°C | 25 | 4.0 | 12.613 h |
| May | 26.9°C18.7°C | 18.7°C | 190 | 20.1 | 13.113 h |
| June | 24.4°C19.2°C | 19.2°C | 305 | 29.2 | 13.413 h |
| July | 23.5°C18.9°C | 18.9°C | 321 | 30.2 | 13.313 h |
| August | 23.5°C18.8°C | 18.8°C | 357 | 30.4 | 12.813 h |
| September, selected | 24.1°C18.3°C | 18.3°C | 341 | 28.6 | 12.312 h |
| October | 24.1°C16.7°C | 16.7°C | 221 | 24.7 | 11.712 h |
| November | 23.0°C13.3°C | 13.3°C | 50 | 7.1 | 11.211 h |
| December | 21.8°C10.2°C | 10.2°C | 12 | 2.0 | 10.911 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
September in nearby cities
- Heho in SeptemberMyanmar · 29 kmHigh 24.7°C · Low 18.5°C · 185 mm rain
- Yawnghwe in SeptemberMyanmar · 39 kmHigh 26.6°C · Low 20.1°C · 159 mm rain
- Taunggyi in SeptemberMyanmar · 52 kmHigh 23.5°C · Low 17.0°C · 159 mm rain
- Meiktila in SeptemberMyanmar · 78 kmHigh 29.8°C · Low 23.7°C · 188 mm rain
- Pyinmana in SeptemberMyanmar · 106 kmHigh 29.4°C · Low 23.5°C · 212 mm rain
- Nay Pyi Taw in SeptemberMyanmar · 109 kmHigh 29.3°C · Low 23.3°C · 212 mm rain
- Taungdwingyi in SeptemberMyanmar · 127 kmHigh 29.7°C · Low 23.7°C · 217 mm rain
- Amarapura in SeptemberMyanmar · 151 kmHigh 30.9°C · Low 24.9°C · 185 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 Kalaw) is explained once on the Kalaw year overview and on the Sources, method and limits page.