Climate averages 1991–2020

Isieke weather
in May.

A hot, wet month: the 7th warmest and the 7th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 31.6°C Daytime mean, May
Average low 24.7°C Night-time mean, May
Rainfall 167 mm 22 days with ≥1 mm
Daylight 12 h Sunrise to sunset, per day
Every month in Isieke · average highYear overview

May is a hot month in Isieke: daytime highs average 31.6°C and nights cool to about 24.7°C. By daytime temperature it is the 7th warmest of the 12 months.

Expect about 167 mm of rain on roughly 22 days, which makes May a wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 24 min on an average May day.

The nearest other city in this atlas is Abakaliki (11 km away). In May its highs average 31.4°C, about as warm as Isieke, with 178 mm of rain.

Among the 143 cities listed in Nigeria, Isieke ranks joint 44th of 143 for the warmest May highs and 86th of 143 for the driest May (rainfall, lowest first). The mean May high of those 143 cities is 31.7°C; Isieke is 0.1°C cooler than that mean.

From May to June, average highs fall by 1.6°C to 30.0°C, and monthly rainfall rises from 167 mm to 223 mm.

The annual picture

May in context

30-year average
Average highAverage low°C
Average daily high and low temperatures by month The same values are available in the monthly table below. Lines show mean daily maxima and minima, not a forecast interval. 2025303540 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly rainfall

Average total · mm
Average monthly rainfall totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 2500

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Isieke climate table

1991–2020
Monthly climate averages for Isieke, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 35.6°C24.2°C24.2°C4.41.111.812 h
February 36.3°C25.3°C25.3°C132.611.912 h
March 35.2°C25.8°C25.8°C407.412.112 h
April 33.3°C25.4°C25.4°C9814.512.312 h
May, selected 31.6°C24.7°C24.7°C16722.112.412 h
June 30.0°C23.7°C23.7°C22324.912.512 h
July 29.1°C23.0°C23.0°C20727.012.512 h
August 29.1°C23.0°C23.0°C22826.412.312 h
September 29.6°C23.1°C23.1°C24627.712.212 h
October 30.2°C23.5°C23.5°C19825.012.012 h
November 31.9°C24.0°C24.0°C427.511.812 h
December 34.3°C23.9°C23.9°C4.50.811.812 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

May in nearby cities

Distance from Isieke

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Isieke) is explained once on the Isieke year overview and on the Sources, method and limits page.