Climate Insights for Kiratu

Karatu District, Arusha Region, Tanzania

Hottest
February
25°C peak
Coldest
August
11°C low
Wettest
January
464mm rain
Best to Visit
June, August, September
Mild temps & low rain

Climate Overview

The climate in Kiratu is temperate. The average annual temperature is 17°C and approximately 1766mm of precipitation falls per year. January is the wettest month, receiving around 464mm of rainfall. Kiratu sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 24° Average: 19° Min: 14° Feb Max: 25° Average: 19° Min: 14° Mar Max: 25° Average: 19° Min: 14° Apr Max: 23° Average: 18° Min: 15° May Max: 21° Average: 16° Min: 13° Jun Max: 20° Average: 15° Min: 11° Jul Max: 20° Average: 15° Min: 11° Aug Max: 21° Average: 15° Min: 11° Sep Max: 23° Average: 17° Min: 11° Oct Max: 24° Average: 18° Min: 13° Nov Max: 24° Average: 19° Min: 14° Dec Max: 24° Average: 19° Min: 14°
Max
Average
Min

Kiratu sees moderate temperature variation throughout the year, ranging from 11°C to 25°C. February is the warmest month, though highs remain moderate at 25°C with a mean of 19°C. August is the coolest month, with minimum temperatures around 11°C and an average of 15°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 464mm Feb Precipitation: 210mm Mar Precipitation: 244mm Apr Precipitation: 249mm May Precipitation: 107mm Jun Precipitation: 30mm Jul Precipitation: 26mm Aug Precipitation: 24mm Sep Precipitation: 21mm Oct Precipitation: 60mm Nov Precipitation: 131mm Dec Precipitation: 200mm
Precipitation

Kiratu is a fairly wet location, receiving approximately 1766mm of precipitation annually, which averages out to around 147mm per month. The wettest month is January, averaging 464mm of rainfall. April and March also tend to see above-average precipitation. The driest month is September, with just 21mm. That's 444mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 6km/h Feb Wind Speed: 6km/h Mar Wind Speed: 6km/h Apr Wind Speed: 7km/h May Wind Speed: 7km/h Jun Wind Speed: 7km/h Jul Wind Speed: 7km/h Aug Wind Speed: 8km/h Sep Wind Speed: 8km/h Oct Wind Speed: 8km/h Nov Wind Speed: 7km/h Dec Wind Speed: 6km/h
Wind Speed

Kiratu is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Sep 23
Summer
Dec 21
Autumn
Mar 20

7 days until Spring

It is currently winter in Kiratu, which began on June 21, 2026. Kiratu sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in February at around 25°C, while the coldest stretch bottoms out in August near 11°C. Spring is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from 11 to 24°C. Precipitation is moderate at around 211mm for the season, averaging 70mm per month. Winds are generally light, averaging 8km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.

Summer

Temperatures range from 14 to 25°C. Rainfall is heavy, totalling around 875mm across the season with a monthly average of 292mm. Winds are generally light, averaging 6km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 13 to 25°C. Rainfall is heavy, totalling around 600mm across the season with a monthly average of 200mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 11 to 21°C. Rainfall is relatively light, with around 79mm over the season and a monthly average of 26mm. Winds are generally light, averaging 8km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 19°
Feb 19°
Mar 19°
Apr 18°
May 16°
Jun 15°
Jul 15°
Aug 15°
Sep 17°
Oct 18°
Nov 19°
Dec 19°

The best time to visit Kiratu is during June, August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 34mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 25°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Kiratu based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
14 °C
24 °C
6 km/h
464 mm
0 cm
Feb
14 °C
25 °C
6 km/h
210 mm
0 cm
Mar
14 °C
25 °C
6 km/h
244 mm
0 cm
Apr
15 °C
23 °C
7 km/h
249 mm
0 cm
May
13 °C
21 °C
7 km/h
107 mm
0 cm
Jun
11 °C
20 °C
7 km/h
30 mm
0 cm
Jul
11 °C
20 °C
7 km/h
26 mm
0 cm
Aug
11 °C
21 °C
8 km/h
24 mm
0 cm
Sep Current
11 °C
23 °C
8 km/h
21 mm
0 cm
Oct
13 °C
24 °C
8 km/h
60 mm
0 cm
Nov
14 °C
24 °C
7 km/h
131 mm
0 cm
Dec
14 °C
24 °C
6 km/h
200 mm
0 cm
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Metric (°C, km/h)