Onitsha weather in April

In April, Onitsha has daytime highs averaging 32 °C, nights around 25 °C, with 16 wet days. Figures are 1991–2020 climate normals.

  1. Jan 28°
  2. Feb 29°
  3. Mar 28°
  4. Apr 27°
  5. May 27°
  6. Jun 25°
  7. Jul 25°
  8. Aug 25°
  9. Sep 25°
  10. Oct 26°
  11. Nov 27°
  12. Dec 28°

Daily temperatures through April

22°29°36°18152229
Daily highDaily low Day of month on the horizontal axis. Highs peak at 33.5 °C and lows bottom out at 24.3 °C.

How April 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.

DaysAvg highAvg lowChance of rain
1–10 April32.8 °C24.7 °C46 %
11–20 April32.0 °C24.5 °C47 %
21–30 April31.5 °C24.4 °C63 %
0%50%100%151015202530
Chance of a wet day (over 1 mm) by date in April. Wettest date over the 30 years: April 21, at 73 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical April Share of the month
Days above 25 °C 30 of 30 100 %
Days above 30 °C 27 of 30 91 %
Days below 0 °C 0 of 30 0 %
Days with more than 1 mm rain 16 of 30 52 %

Conditions in April

MeasureAverage
Mean temperature 27 °C
Record high (1991–2020) 38 °C
Record low (1991–2020) 22 °C
Relative humidity 81 %
Wind speed 14 km/h
Cloud cover 84 %

April compared with the months around it

Month Avg high Rainfall Cloud
February 35.0 °C 14 mm 64 %
March 33.9 °C 48 mm 78 %
April 32.1 °C 98 mm 84 %
May 30.7 °C 142 mm 84 %
June 29.1 °C 186 mm 83 %

See all twelve months for Onitsha

Nearby destinations in April

Destination Avg high Wet days
Onitsha 32 °C 16
Atani 32 °C 19
Nnewi 31 °C 22
Awka 32 °C 18
Owerri 32 °C 25
Enugu 33 °C 16
Umuahia 31 °C 23
Sapele 31 °C 27
Benin City 31 °C 25

QuestionsApril in Onitsha, answered

How warm is Onitsha in April?

Daily highs average 32 °C and nights fall to about 25 °C, a spread of 7.6 °C between afternoon and dawn. That makes April the 5th warmest month of the year here.

Does it rain much in Onitsha in April?

April averages 98 mm of rain, spread over about 16 of the 30 days — 52 % of the month. Cloud cover averages 84 % of the sky.

How long are the days in April?

Onitsha averages 12 hours between sunrise and sunset in April. 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.