Climate Insights for Chala

Nkasi, Rukwa Region, Tanzania

Hottest
October
28°C peak
Coldest
July
13°C low
Wettest
January
250mm rain
Best to Visit
May, June, July
Mild temps & low rain

Climate Overview

The climate in Chala is warm and mild. The average annual temperature is 21°C and approximately 1121mm of precipitation falls per year. January is the wettest month, receiving around 250mm of rainfall. Chala 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: 20° Min: 17° Feb Max: 25° Average: 21° Min: 17° Mar Max: 25° Average: 21° Min: 17° Apr Max: 24° Average: 20° Min: 17° May Max: 25° Average: 20° Min: 16° Jun Max: 25° Average: 19° Min: 14° Jul Max: 25° Average: 18° Min: 13° Aug Max: 26° Average: 20° Min: 15° Sep Max: 28° Average: 22° Min: 17° Oct Max: 28° Average: 23° Min: 19° Nov Max: 27° Average: 22° Min: 19° Dec Max: 25° Average: 21° Min: 18°
Max
Average
Min

Chala sees moderate temperature variation throughout the year, ranging from 13°C to 28°C. The warmest month is October, when average highs reach 28°C and the mean temperature sits around 23°C. July is the coolest month, with minimum temperatures around 13°C and an average of 18°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 250mm Feb Precipitation: 214mm Mar Precipitation: 207mm Apr Precipitation: 111mm May Precipitation: 12mm Jun Precipitation: 0mm Jul Precipitation: 0mm Aug Precipitation: 0mm Sep Precipitation: 1mm Oct Precipitation: 17mm Nov Precipitation: 92mm Dec Precipitation: 216mm
Precipitation

Chala is a moderately rainy area, receiving approximately 1121mm of precipitation annually, which averages out to around 93mm per month. The wettest month is January, averaging 250mm of rainfall. December and February also tend to see above-average precipitation. The driest month is July, with just 0mm. That's 249mm 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: 5km/h Feb Wind Speed: 5km/h Mar Wind Speed: 6km/h Apr Wind Speed: 7km/h May Wind Speed: 8km/h Jun Wind Speed: 8km/h Jul Wind Speed: 8km/h Aug Wind Speed: 9km/h Sep Wind Speed: 9km/h Oct Wind Speed: 9km/h Nov Wind Speed: 7km/h Dec Wind Speed: 6km/h
Wind Speed

Chala 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 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in February, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 8km/h in winter, 9km/h in spring, 5km/h in summer, 7km/h in autumn.

Seasons

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

7 days until Spring

It is currently winter in Chala, which began on June 21, 2026. Chala sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in October at around 28°C, while the coldest stretch bottoms out in July near 13°C. Spring is next, beginning on September 23, 2026 (7 days from now).

Spring

Temperatures range from 17 to 28°C. Rainfall is relatively light, with around 110mm over the season and a monthly average of 37mm. Winds are generally light, averaging 9km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.

Summer

Temperatures range from 17 to 25°C. Rainfall is heavy, totalling around 680mm across the season with a monthly average of 227mm. Winds are generally light, averaging 5km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 16 to 25°C. Rainfall is heavy, totalling around 330mm across the season with a monthly average of 110mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 13 to 26°C. Precipitation is minimal, with only around 1mm for the entire season. 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 20°
Feb 21°
Mar 21°
Apr 20°
May 20°
Jun 19°
Jul 18°
Aug 20°
Sep 22°
Oct 23°
Nov 22°
Dec 21°

The best time to visit Chala is during May, June, July, August, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 18mm per month. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Chala 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
17 °C
24 °C
5 km/h
250 mm
0 cm
Feb
17 °C
25 °C
5 km/h
214 mm
0 cm
Mar
17 °C
25 °C
6 km/h
207 mm
0 cm
Apr
17 °C
24 °C
7 km/h
111 mm
0 cm
May
16 °C
25 °C
8 km/h
12 mm
0 cm
Jun
14 °C
25 °C
8 km/h
0 mm
0 cm
Jul
13 °C
25 °C
8 km/h
0 mm
0 cm
Aug
15 °C
26 °C
9 km/h
0 mm
0 cm
Sep Current
17 °C
28 °C
9 km/h
1 mm
0 cm
Oct
19 °C
28 °C
9 km/h
17 mm
0 cm
Nov
19 °C
27 °C
7 km/h
92 mm
0 cm
Dec
18 °C
25 °C
6 km/h
216 mm
0 cm
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Metric (°C, km/h)