Garissa weather by month
Warmest month
April
30°C average high
Coolest month
August
24°C average low
Wettest month
May
97 mm of rain
Driest month
January
0 mm of rain
Average temperature and rainfall in Garissa by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 28°C | 26°C | 24°C / 31°C | 0 mm | 85% | 27 km/h |
| February | 28°C | 26°C | 24°C / 31°C | 0 mm | 85% | 26 km/h |
| March | 29°C | 27°C | 25°C / 32°C | 7 mm | 83% | 20 km/h |
| April | 30°C | 28°C | 25°C / 32°C | 50 mm | 80% | 18 km/h |
| May | 29°C | 26°C | 25°C / 31°C | 97 mm | 84% | 24 km/h |
| June | 28°C | 26°C | 24°C / 29°C | 58 mm | 84% | 28 km/h |
| July | 27°C | 25°C | 24°C / 29°C | 45 mm | 84% | 30 km/h |
| August | 27°C | 24°C | 23°C / 29°C | 37 mm | 84% | 28 km/h |
| September | 27°C | 24°C | 23°C / 30°C | 36 mm | 85% | 25 km/h |
| October | 28°C | 25°C | 24°C / 32°C | 22 mm | 84% | 21 km/h |
| November | 29°C | 26°C | 25°C / 32°C | 36 mm | 83% | 16 km/h |
| December | 29°C | 26°C | 25°C / 31°C | 15 mm | 84% | 21 km/h |
Frost and snow-likely months in Garissa
No month in Garissa averages a night of 2°C or below. The coldest month is August with an average low of 24°C and a record low of 23°C, so frost is rare and snow is very unlikely.
These records carry temperature and precipitation, not snowfall totals.
Best time to visit Garissa
The most comfortable time to visit Garissa is generally January to February and August, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around May, totalling about 403 mm a year.
Travellers who prefer heat should aim for April, when highs average 30°C. May is the month to avoid if rain would spoil your plans — it averages 97 mm, roughly 97× the rainfall of the driest month (January).
Garissa climate: your questions
Does it snow in Garissa?
No: the coldest month in Garissa is August with an average low of 24°C and a record low of 23°C, so snow is very unlikely. What is falling now: Garissa weather today.
Which months are best for visiting Garissa?
January to February and August are the most comfortable months in Garissa, with highs near 28°C. April is the warmest month, averaging 30°C by day; May is the wettest, with 97 mm; and August is the coolest, with lows near 24°C. What it is doing today: Garissa weather today.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Garissa forecast for what is happening now.
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