Climate averages 1991–2020

Abilene weather
in May.

A hot, moderately wet month: the 5th warmest and the wettest of the year.

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

Average high 29.2°C Daytime mean, May
Average low 18.0°C Night-time mean, May
Rainfall 75 mm 9 days with ≥1 mm
Daylight 14 h Sunrise to sunset, per day
Every month in Abilene · average highYear overview

May is a hot month in Abilene: daytime highs average 29.2°C and nights cool to about 18.0°C. By daytime temperature it is the 5th warmest of the 12 months.

Expect about 75 mm of rain on roughly 9 days, which makes May a moderately wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 48 min on an average May day.

The nearest other city in this atlas is San Angelo (128 km away). In May its highs average 30.0°C, 0.7°C warmer than Abilene, with 86 mm of rain.

Among the 498 cities listed in the United States, Abilene ranks joint 50th of 498 for the warmest May highs and 197th of 498 for the driest May (rainfall, lowest first). The mean May high of those 498 cities is 23.8°C; Abilene is 5.5°C warmer than that mean.

From May to June, average highs rise by 3.7°C to 32.9°C, and monthly rainfall falls from 75 mm to 62 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. 0510152025303540 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

Abilene climate table

1991–2020
Monthly climate averages for Abilene, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 14.1°C2.9°C2.9°C314.310.310 h
February 16.6°C4.8°C4.8°C394.611.011 h
March 21.0°C9.0°C9.0°C505.812.012 h
April 25.5°C13.2°C13.2°C555.713.013 h
May, selected 29.2°C18.0°C18.0°C759.113.814 h
June 32.9°C22.2°C22.2°C627.714.214 h
July 34.8°C24.3°C24.3°C395.314.114 h
August 34.2°C24.2°C24.2°C465.913.313 h
September 30.2°C20.1°C20.1°C585.912.412 h
October 25.2°C14.5°C14.5°C645.611.411 h
November 18.8°C8.3°C8.3°C414.010.511 h
December 14.4°C3.7°C3.7°C354.310.110 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 Abilene

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