Garissa in Summer
In summer (December, January and February), Garissa sees average daytime highs around 35°C and overnight lows near 24°C, with 63 mm of rain over about 10 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 33°C in early December to 36°C by late February. The sky is clear or mostly clear about 50% of the time across summer, and the air most often feels muggy.
Summer is Garissa's 3rd-best season to visit on our travel score. For the whole year in context, see Garissa's year-round climate.
- Avg daytime high
- 35°C
- 2nd-warmest season
- Avg overnight low
- 24°C
- Rainfall
- 63 mm
- 10 wet days
- Avg wind
- 10 km/h
- Travel score
- 3.2
- 3rd-best season
- Months
- Dec · Jan · Feb
Temperature in Garissa in Summer
Over the season highs climb from about 33°C in early December to 36°C by late February.
A typical summer day in Garissa reaches about 35°C and drops to 24°C overnight. The warmest of the three months is February, the coolest January.
How summer really feels in Garissa
Once humidity and wind are folded in, summer brings about 90 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Garissa weather by month
How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 35° / 24° | 17 | 1.9 | 12 | 3.3 |
| Feb | 36° / 25° | 4 | 0.9 | 12 | 2.7 |
| Mar | 36° / 26° | 20 | 3.6 | 12 | 2.3 |
| Apr | 35° / 25° | 36 | 7.9 | 12 | 2.7 |
| May | 33° / 24° | 16 | 3.1 | 12 | 3.9 |
| Jun | 32° / 23° | 2 | 0.4 | 12 | 4.6 |
| Jul | 31° / 22° | 2 | 0.3 | 12 | 5.1 |
| Aug | 31° / 22° | 2 | 0.2 | 12 | 5.0 |
| Sep | 33° / 23° | 5 | 0.8 | 12 | 4.4 |
| Oct | 34° / 24° | 16 | 3.6 | 12 | 3.6 |
| Nov | 33° / 24° | 67 | 11.8 | 12 | 3.3 |
| Dec | 33° / 24° | 42 | 7.6 | 12 | 3.6 |
Cloud cover in Summer
The sky is clear or mostly clear about 50% of the time across summer.
Chance of precipitation in Summer
Garissa gets around 63 mm of rain over 10 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 10 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 hours in early December to 12 hours by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.3 kWh/m².
Is summer a good time to visit Garissa?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Garissa. The water and warmth also suit a beach or pool day.
What to pack for Garissa in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Garissa sees daytime highs around 35°C and nights near 24°C. Pack light clothes and sun protection. About 10 days see rain.
UV index in Garissa in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Garissa peaks around March 24 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 10 (extreme).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 14 | 14 | 15 | 15 | 12 | 10 | 11 | 12 | 13 | 14 | 12 | 12 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 14 | Extreme |
| Mar | 15 | Extreme |
| Apr | 15 | Extreme |
| May | 12 | Extreme |
| Jun | 10 | Very high |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 13 | Extreme |
| Oct | 14 | Extreme |
| Nov | 12 | Extreme |
| Dec | 12 | Extreme |
Where is Garissa?
Garissa sits at 0.5°S, 39.6°E, 147 m above sea level, in Kenya. The nearest listed city is Hola, 122 km away.
Topography around Garissa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Garissa.
Within 3 km, the terrain around Garissa has only modest variations in elevation — a maximum elevation change of 45 m around an average of 151 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 135 m; within 80 km, significant variations in elevation — a maximum elevation change of 353 m.
The land around Garissa is covered by artificial surfaces (48%) within 3 km, shrubs (60%) and grassland (25%) within 16 km, and shrubs (79%) within 80 km.
Kenya travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type G
- 240 V · 50 Hz
- Prices
- ≈ 34% of US
- price level, 2025
- GDP per capita
- $2,363
- 2025
- Happiness
- 4.7 / 10
- World Happiness, 2025
- Homicide rate
- 4.9
- per 100k, 2022
- Road deaths
- 28.3
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- High
- EF EPI 593
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Garissa (-0.4527°, 39.646°, elevation 147 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.