Climate averages 1991–2020

Si Maha Phot weather
in April.

A very hot, moderately wet month: the warmest and the 6th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 34.2°C Daytime mean, April
Average low 24.8°C Night-time mean, April
Rainfall 70 mm 13 days with ≥1 mm
Daylight 12 h Sunrise to sunset, per day
Every month in Si Maha Phot · average highYear overview

April is a very hot month in Si Maha Phot: daytime highs average 34.2°C and nights cool to about 24.8°C. By daytime temperature it is the warmest month of the year.

Expect about 70 mm of rain on roughly 13 days, which makes April a moderately wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 26 min on an average April day.

The nearest other city in this atlas is Kabin Buri (22 km away). In April its highs average 34.2°C, about as warm as Si Maha Phot, with 62 mm of rain.

Among the 46 cities listed in Thailand, Si Maha Phot ranks joint 25th of 46 for the warmest April highs and 20th of 46 for the driest April (rainfall, lowest first). The mean April high of those 46 cities is 33.9°C; Si Maha Phot is 0.3°C warmer than that mean.

From April to May, average highs fall by 1.8°C to 32.4°C, and monthly rainfall rises from 70 mm to 209 mm.

The annual picture

April in context

30-year average
Average highAverage low°C
Average daily high and low temperatures by month The same values are available in the monthly table below. Lines show mean daily maxima and minima, not a forecast interval. 152025303540 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly rainfall

Average total · mm
Average monthly rainfall totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 3500

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Si Maha Phot climate table

1991–2020
Monthly climate averages for Si Maha Phot, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 30.9°C20.4°C20.4°C9.82.211.411 h
February 32.4°C21.7°C21.7°C143.011.712 h
March 33.6°C23.6°C23.6°C418.512.012 h
April, selected 34.2°C24.8°C24.8°C7013.212.412 h
May 32.4°C24.9°C24.9°C20924.012.813 h
June 30.9°C24.5°C24.5°C26726.512.913 h
July 30.3°C24.2°C24.2°C28127.512.913 h
August 30.1°C24.1°C24.1°C30028.212.613 h
September 29.9°C23.7°C23.7°C30827.312.212 h
October 29.9°C23.0°C23.0°C14818.711.812 h
November 30.5°C21.9°C21.9°C244.311.511 h
December 30.2°C20.5°C20.5°C4.91.211.311 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

April in nearby cities

Distance from Si Maha Phot

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 limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Si Maha Phot) is explained once on the Si Maha Phot year overview and on the Sources, method and limits page.