September weather forecastKalaw, Myanmar
September
Weather in September
September symbolizes the slow withdrawal of monsoon rains from Kalaw. A dip in from 202mm (7.95") to 147mm (5.79") of rainfall marks the transition towards a more stable weather pattern. With this decline in rainfall, the cloud cover starts to thin, opening up the skies for more sunlight. Wind speeds decrease, resulting in relatively calmer days. The transition from September to October represents the moderation of weather conditions with more dry days and clear skies.Temperature
In September, Kalaw experiences a minor shift in meteorological conditions with average high-temperatures marked at a still moderately hot 26.2°C (79.2°F), closely mirroring the climate in August. Throughout September, Kalaw records an average temperature of 18.3°C (64.9°F) at night.Humidity
The average relative humidity in September is 89%.Rainfall
In Kalaw, in September, it is raining for 25.5 days, with typically 147mm (5.79") of accumulated precipitation. Throughout the year, there are 176 rainfall days, and 914mm (35.98") of precipitation is accumulated.Daylight
In Kalaw, the average length of the day in September is 12h and 16min.On the first day of September, sunrise is at 05:47 and sunset at 18:19. On the last day of the month, sunrise is at 05:54 and sunset at 17:52 +0630.
Sunshine
In Kalaw, the average sunshine in September is 7.9h.UV index
The months with the highest UV index are March through June and September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 6 in September leads to these recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Kalaw, Myanmar
- Average high temperature in September: 26.2°C
The warmest month (with the highest average high temperature) is April (31°C).
The month with the lowest average high temperature is December (23.5°C).
- Average low temperature in September: 18.3°C
The month with the highest average low temperature is May (19.5°C).
The coldest month (with the lowest average low temperature) is January (9.6°C).
Average pressure in September
Kalaw, Myanmar
- Average pressure in September: 1008.5mbar
The month with the highest atmospheric pressure is January (1014.3mbar).
The month with the lowest atmospheric pressure is June (1005.5mbar).
Average wind speed in September
Kalaw, Myanmar
- Average wind speed in September: 4.8km/h
The windiest month (with the highest average wind speed) is April (8.1km/h).
The calmest month (with the lowest average wind speed) is October (4.4km/h).
Average humidity in September
Kalaw, Myanmar
- Average humidity in September: 89%
The month with the highest relative humidity is August (91%).
The month with the lowest relative humidity is March (40%).
Average rainfall in September
Kalaw, Myanmar
- Average rainfall in September: 147mm
The wettest month (with the highest rainfall) is August (202mm).
The driest month (with the least rainfall) is February (0mm).
Average rainfall days in September
Kalaw, Myanmar
- Average rainfall days in September: 25.5 days
The month with the highest number of rainy days is July (28.8 days).
The month with the least rainy days is February (0.6 days).
Average daylight in September /
Average sunshine in September
Kalaw, Myanmar
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in September: 7h and 54min
The month with the most sunshine is April (Average sunshine: 11h and 54min).
The months with the least sunshine are July and August (Average sunshine: 6h and 48min).
Average sunshine days in September
Kalaw, Myanmar
- Average sunshine days in September: 4.1 days
The month with the most sunshine days is March (28.9 days).
The month with the least sunshine days is July (1.8 days).
Average UV index in September
Kalaw, Myanmar
- Average UV index in September: 6
The months with the highest UV index are March, April, May, June and September (UV index 6).
The months with the lowest UV index are January, February, July, August, October, November and December (UV index 5).
Average cloud cover in September
Kalaw, Myanmar
- Average cloud cover in September: 58
The month with the most cloud cover is August (Cloud cover 69).
The month with the least cloud cover is February (Cloud cover 4).
Average visibility in September
Kalaw, Myanmar
- Average visibility in September: 6km
The months with the highest visibility are January, February, March and April (10km).
The months with the lowest visibility are July, August and September (6km).





