Climate averages 1991–2020

Stevenage weather
in April.

A cool, moderately wet month: the 7th warmest and the 3rd driest of the year.

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

Average high 12.8°C Daytime mean, April
Average low 4.7°C Night-time mean, April
Rainfall 50 mm 11 days with ≥1 mm
Daylight 14 h Sunrise to sunset, per day
Every month in Stevenage · average highYear overview

April is a cool month in Stevenage: daytime highs average 12.8°C and nights cool to about 4.7°C. By daytime temperature it is the 7th warmest of the 12 months.

Expect about 50 mm of rain on roughly 11 days, which makes April a moderately wet month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 51 min on an average April day.

The nearest other city in this atlas is Luton (15 km away). In April its highs average 12.7°C, about as warm as Stevenage, with 50 mm of rain.

Among the 143 cities listed in the United Kingdom, Stevenage ranks joint 35th of 143 for the warmest April highs and joint 34th of 143 for the driest April (rainfall, lowest first). The mean April high of those 143 cities is 12.2°C; Stevenage is 0.6°C warmer than that mean.

From April to May, average highs rise by 3.1°C to 15.9°C, and monthly rainfall rises from 50 mm to 56 mm.

The annual picture

April 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. -50510152025 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 1000

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

Every month, side by side

Stevenage climate table

1991–2020
Monthly climate averages for Stevenage, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 6.9°C1.9°C1.9°C5211.18.38 h
February 7.5°C1.8°C1.8°C429.89.910 h
March 9.9°C3.0°C3.0°C4310.411.812 h
April, selected 12.8°C4.7°C4.7°C5011.413.914 h
May 15.9°C7.7°C7.7°C5610.815.616 h
June 18.8°C10.8°C10.8°C5910.416.617 h
July 21.1°C13.0°C13.0°C6011.516.216 h
August 20.9°C13.0°C13.0°C6210.714.715 h
September 18.1°C10.8°C10.8°C519.012.713 h
October 14.1°C8.0°C8.0°C5810.710.711 h
November 9.8°C4.6°C4.6°C5810.98.99 h
December 7.1°C2.5°C2.5°C5411.07.98 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

April in nearby cities

Distance from Stevenage

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 Stevenage) is explained once on the Stevenage year overview and on the Sources, method and limits page.