Moshi weather in May

In May, Moshi has daytime highs averaging 24 °C, nights around 18 °C, with 16 wet days. Figures are 1991–2020 climate normals.

  1. Jan 23°
  2. Feb 24°
  3. Mar 24°
  4. Apr 22°
  5. May 21°
  6. Jun 20°
  7. Jul 19°
  8. Aug 20°
  9. Sep 21°
  10. Oct 22°
  11. Nov 23°
  12. Dec 23°

Daily temperatures through May

15° 21° 27° 18152229
Daily high Daily low Day of month on the horizontal axis. Highs peak at 24.6 °C and lows bottom out at 17.3 °C.

How May develops

Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.

Days Avg high Avg low Chance of rain
1–10 May 24.3 °C 18.7 °C 65 %
11–20 May 24.0 °C 18.1 °C 55 %
21–31 May 23.6 °C 17.6 °C 39 %
0% 50% 100% 1 5 10 15 20 25 30
Chance of a wet day (over 1 mm) by date in May. Wettest date over the 30 years: May 1, at 83 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical May Share of the month
Days above 25 °C 5.7 of 31 18 %
Days above 30 °C 0 of 31 0 %
Days below 0 °C 0 of 31 0 %
Days with more than 1 mm rain 16 of 31 52 %

Conditions in May

MeasureAverage
Mean temperature 21 °C
Record high (1991–2020) 28 °C
Record low (1991–2020) 13 °C
Relative humidity 83 %
Wind speed 8.4 km/h
Cloud cover 73 %

May compared with the months around it

Month Avg high Rainfall Cloud
March 28.3 °C 107 mm 60 %
April 25.8 °C 149 mm 73 %
May 24.0 °C 90 mm 73 %
June 23.0 °C 23 mm 71 %
July 22.9 °C 20 mm 68 %

See all twelve months for Moshi

QuestionsMay in Moshi, answered

How warm is Moshi in May?

Daily highs average 24 °C and nights fall to about 18 °C, a spread of 5.9 °C between afternoon and dawn. That makes May the 9th warmest month of the year here.

Does it rain much in Moshi in May?

May averages 90 mm of rain, spread over about 16 of the 31 days — 52 % of the month. Cloud cover averages 73 % of the sky.

How long are the days in May?

Moshi averages 12 hours between sunrise and sunset in May. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.