Mbulu climate — normals and trends

Mbulu (Tanzania) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 20.1 °C and it receives 766 mm of precipitation per year.

These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.

The warmest month is November (21.4 °C on average) and the coldest is July (17.7 °C). Rainfall peaks in January.

Mbulu averages 0 frost days, 10 hot days (≥ 30 °C) and 91 rainy days per year.

Mbulu has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.

The hottest day of the period reached 33.3 °C (on 25 February 2005) and the coldest 9.1 °C (on 12 August 1964).

Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.

Climate normals · ERA5

MbuluManyara

coords
-3.85°, 35.53°
period
19402025 · 86 yrs
CsbWarm-summer MediterraneanWarmest monthNovemberColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

20.1°C

Average daily high

25.4°C

Average daily low

15.6°C

Annual rainfall

766mm

Sunshine / day

11.2h

Mean relative humidity

66%

Average peak wind

16.7km/h

Seasonal range

3.7°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

10 d/yr

Rainy days (≥ 1 mm)

91 d/yr

Annual snowfall

0.0 cm

Average feels-like high

25.5 °C

Average feels-like low

15.4 °C

Average peak gust

40.9 km/h

Tropical nights (≥ 20 °C)

1 d/yr

Solar radiation

21.7 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.5 °C

since 1940

+0.2 °C per decade · r² = 0.47 · p = < 0.001

1940Each stripe is one year, from 1940 (left) to 2025 (right). Blue = colder than the period average, red = warmer.2025

Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).

A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.

Records for the period

Hottest day

33.3 °C

25 February 2005

Coldest day

9.1 °C

12 August 1964

Wettest day

97 mm

13 February 1970

Windiest day

29.9 km/h

22 October 2018

Strongest gust

76.7 km/h

18 February 1960

Hottest feels-like

35.5 °C

25 February 2005

Coldest feels-like

6.2 °C

11 July 1944

Sunniest day

12.2 h

11 December 2025

YearHottest dayColdest dayAnnual meanRainfallHot daysFrost days
202531.1 °C20 November 202512.1 °C4 August 202520.9 °C502 mm130
202430.2 °C31 October 202410.9 °C5 August 202420.8 °C1,056 mm30
202332.4 °C8 March 202311.8 °C10 July 202321.2 °C615 mm350
202231.0 °C6 November 202210.9 °C21 July 202220.7 °C652 mm140
202131.9 °C24 November 202110.6 °C14 June 202120.4 °C533 mm140
202029.5 °C6 October 202010.3 °C17 July 202020.1 °C1,147 mm00
201931.4 °C26 March 201911.1 °C24 July 201920.9 °C899 mm170
201832.7 °C26 February 201811.2 °C9 June 201820.4 °C860 mm240
201731.1 °C20 January 201712.3 °C10 July 201721.3 °C444 mm290
201632.8 °C21 March 201611.9 °C28 June 201620.9 °C640 mm410
201531.9 °C9 March 201512.0 °C17 July 201520.9 °C569 mm220
201430.4 °C16 October 201412.3 °C29 June 201420.7 °C708 mm40
201330.5 °C31 October 201310.3 °C8 July 201320.1 °C1,125 mm40
201232.0 °C14 February 201211.3 °C1 August 201220.7 °C642 mm250
201131.7 °C26 October 201112.0 °C30 June 201120.7 °C779 mm90
201031.5 °C5 December 201011.5 °C15 July 201020.6 °C599 mm70
200932.4 °C21 March 200912.3 °C5 July 200921.2 °C396 mm420
200831.2 °C31 December 20089.5 °C9 July 200820.4 °C604 mm190
200731.6 °C6 November 200710.2 °C20 June 200720.5 °C636 mm90
200632.4 °C2 February 200611.2 °C19 August 200620.6 °C673 mm300
200533.3 °C25 February 200511.6 °C15 July 200521.2 °C354 mm380
200432.6 °C27 January 200411.1 °C5 July 200420.7 °C557 mm170
200332.2 °C17 March 200311.2 °C9 July 200320.8 °C510 mm480
200230.8 °C17 December 200211.4 °C23 July 200220.1 °C727 mm60
200131.1 °C25 December 200110.9 °C4 August 200119.9 °C749 mm50
200033.1 °C22 February 200011.8 °C22 August 200020.5 °C570 mm300
199931.5 °C8 February 199911.7 °C5 July 199920.1 °C398 mm230
199830.3 °C22 December 199811.1 °C1 July 199819.9 °C990 mm40
199732.0 °C13 March 199711.9 °C14 July 199720.4 °C919 mm210
199630.5 °C26 November 19969.7 °C10 August 199620.2 °C579 mm50
199531.6 °C6 February 199511.7 °C23 August 199520.5 °C568 mm100
199431.7 °C1 February 199411.9 °C3 June 199420.4 °C576 mm110
199331.3 °C12 November 199310.8 °C27 July 199320.4 °C471 mm120
199231.6 °C25 January 199210.0 °C1 August 199220.1 °C532 mm140
199132.7 °C20 March 199110.8 °C23 July 199120.6 °C581 mm200
199031.8 °C16 February 19909.9 °C27 June 199019.8 °C640 mm80
198929.6 °C20 November 198910.6 °C1 July 198919.5 °C945 mm00
198831.8 °C2 March 198811.8 °C3 July 198820.5 °C572 mm70
198733.1 °C29 December 198710.4 °C25 June 198720.4 °C836 mm190
198630.9 °C15 March 198610.3 °C27 June 198620.0 °C812 mm60
198531.1 °C18 December 19859.7 °C8 June 198519.7 °C685 mm90
198430.2 °C7 March 198411.8 °C16 July 198419.6 °C867 mm10
198332.2 °C16 November 198312.2 °C7 September 198320.9 °C519 mm200
198232.1 °C5 March 198211.2 °C18 July 198220.2 °C771 mm290
198131.1 °C28 January 198111.1 °C21 June 198120.2 °C732 mm150
198032.3 °C25 February 198010.5 °C27 July 198020.1 °C691 mm70
197930.7 °C28 November 197910.8 °C31 July 197919.5 °C803 mm50
197829.4 °C7 January 197810.7 °C18 July 197819.3 °C1,071 mm00
197729.5 °C26 March 197710.7 °C20 June 197719.7 °C1,230 mm00
197631.1 °C26 January 197611.2 °C26 July 197620.4 °C549 mm180
197531.6 °C5 February 197511.6 °C14 September 197520.1 °C579 mm120
197431.5 °C9 February 197410.9 °C30 July 197420.1 °C453 mm70
197330.8 °C8 April 19739.8 °C9 July 197320.1 °C678 mm40
197229.1 °C25 September 19729.9 °C28 June 197219.2 °C1,209 mm00
197130.9 °C8 November 197110.0 °C9 July 197119.3 °C825 mm30
197030.3 °C26 November 197010.8 °C11 July 197019.2 °C1,197 mm20
196930.2 °C14 October 196910.5 °C6 August 196919.9 °C526 mm30
196829.0 °C27 January 19689.9 °C12 August 196818.6 °C1,389 mm00
196729.9 °C5 January 196711.0 °C29 July 196719.6 °C730 mm00
196630.8 °C24 December 196611.6 °C5 August 196620.0 °C646 mm40
196530.4 °C9 March 196510.9 °C28 June 196519.5 °C976 mm20
196428.7 °C17 December 19649.1 °C12 August 196419.1 °C802 mm00
196328.7 °C29 October 196310.3 °C29 July 196318.8 °C1,232 mm00
196228.7 °C4 November 196210.7 °C8 July 196219.2 °C826 mm00
196131.0 °C4 January 196112.1 °C15 June 196119.8 °C1,230 mm30
196030.5 °C3 December 196010.6 °C25 July 196019.4 °C1,001 mm20
195929.0 °C1 November 195910.8 °C18 July 195919.5 °C1,154 mm00
195830.8 °C21 November 195810.4 °C23 July 195819.9 °C1,043 mm50
195728.9 °C11 November 195710.1 °C28 June 195719.3 °C1,197 mm00
195628.9 °C22 September 195610.3 °C14 July 195619.1 °C940 mm00
195530.0 °C1 December 195510.9 °C15 July 195519.5 °C861 mm10
195430.0 °C25 October 195411.0 °C1 July 195419.2 °C907 mm10
195327.8 °C12 October 195310.4 °C10 July 195318.7 °C1,518 mm00
195229.2 °C17 September 195211.0 °C16 July 195219.6 °C524 mm00
195129.6 °C4 January 195111.3 °C14 June 195119.0 °C1,412 mm00
195030.1 °C23 October 195010.3 °C2 June 195019.5 °C639 mm10
194930.4 °C25 November 194911.2 °C30 July 194920.0 °C713 mm20
194829.1 °C23 September 194811.4 °C27 July 194819.7 °C728 mm00
194729.5 °C28 October 194710.9 °C24 July 194719.2 °C1,035 mm00
194631.8 °C20 March 194611.5 °C17 July 194620.8 °C383 mm320
194529.8 °C27 November 194511.3 °C30 July 194519.6 °C608 mm00
194431.1 °C21 February 19449.5 °C11 July 194420.4 °C346 mm210
194331.0 °C19 January 194310.6 °C26 July 194320.7 °C176 mm110
194229.3 °C15 December 194210.6 °C28 July 194219.9 °C470 mm00
194130.1 °C21 October 194111.3 °C24 July 194119.4 °C1,214 mm10
194029.1 °C25 December 194012.0 °C29 June 194019.6 °C803 mm00

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?

Across the whole year

Average daily high
26.2 °C
+0.8 °C
Hot days (≥ 30 °C)
13 d/yr
+3
Frost days (< 0 °C)
0 d/yr
0
Annual rainfall
502 mm
-264 mm

Month by month

Highvs. normalPrecipitationvs. normal
Jan26.4 °C+0.1 °C104 mm-35 mm
Feb27.7 °C+1.0 °C17 mm-93 mm
Mar26.6 °C+0.1 °C169 mm+37 mm
Apr25.1 °C+0.3 °C84 mm-50 mm
May24.3 °C+0.7 °C21 mm-18 mm
Jun23.7 °C+0.4 °C4 mm-2 mm
Jul23.6 °C+0.5 °C0 mm-2 mm
Aug24.9 °C+0.7 °C2 mm+0 mm
Sep27.8 °C+1.7 °C1 mm-2 mm
Oct27.7 °C+0.4 °C14 mm+2 mm
Nov29.2 °C+2.3 °C3 mm-61 mm
Dec27.6 °C+1.3 °C83 mm-40 mm

The year's extremes

Hottest day
31.1 °C
20 Nov 2025
Coldest day
12.1 °C
4 Aug 2025
Wettest day
40.6 mm
16 Mar 2025
Windiest day
24.7 km/h
26 Nov 2025
Strongest gust
61.9 km/h
16 Mar 2025
Hottest feels-like
32.1 °C
20 Feb 2025
Coldest feels-like
10.0 °C
4 Aug 2025
Sunniest day
12.2 h
11 Dec 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Mbulu?

Mbulu has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 20.1 °C and it receives 766 mm of precipitation per year.

What is the hottest day ever recorded in Mbulu?

The hottest day measured in Mbulu between 1940 and 2025 was 25 February 2005, reaching 33.3 °C.

What is the coldest day in Mbulu?

The coldest day measured in Mbulu between 1940 and 2025 was 12 August 1964, at 9.1 °C.

Does it snow in Mbulu?

Almost never: Mbulu sees virtually no snow, with about 0 frost days per year.

Has the climate of Mbulu warmed?

Yes: Mbulu warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Mbulu?

The wettest day measured in Mbulu between 1940 and 2025 was 13 February 1970, with 97 mm of rain in 24 hours.

What was the windiest day in Mbulu?

The windiest day measured in Mbulu between 1940 and 2025 was 22 October 2018, with winds reaching 29.9 km/h.

What is the warmest month in Mbulu?

The warmest month in Mbulu is November (21.4 °C on average); the coldest is July (17.7 °C).

How much does it rain in Mbulu?

Mbulu receives on average 766 mm of precipitation per year, spread over about 91 rainy days.

Is it sunny in Mbulu?

Mbulu gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.

Are there tropical nights in Mbulu?

Yes: Mbulu has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Mbulu?

In Mbulu, between 1940 and 2025, the highest apparent temperature reached 35.5 °C on 25 February 2005, and the lowest was 6.2 °C on 11 July 1944.

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