Climate averages 1991–2020

Lansing weather
in August.

A warm, moderately wet month: the 2nd warmest and the 9th driest of the year.

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

Average high 26.0°C Daytime mean, August
Average low 17.2°C Night-time mean, August
Rainfall 84 mm 10 days with ≥1 mm
Daylight 14 h Sunrise to sunset, per day
Every month in Lansing · average highYear overview

August is a warm month in Lansing: daytime highs average 26.0°C and nights cool to about 17.2°C. By daytime temperature it is the 2nd warmest of the 12 months.

Expect about 84 mm of rain on roughly 10 days, which makes August a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 55 min on an average August day.

The nearest other city in this atlas is Flint (77 km away). In August its highs average 25.9°C, about as warm as Lansing, with 76 mm of rain.

Among the 498 cities listed in the United States, Lansing ranks joint 444th of 498 for the warmest August highs and joint 283rd of 498 for the driest August (rainfall, lowest first). The mean August high of those 498 cities is 29.9°C; Lansing is 3.9°C cooler than that mean.

From August to September, average highs fall by 3.7°C to 22.3°C, and monthly rainfall falls from 84 mm to 71 mm.

The annual picture

August 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. -15-10-5051015202530 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly precipitation

Average total · mm
Average monthly precipitation totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 1500

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

Every month, side by side

Lansing climate table

1991–2020
Monthly climate averages for Lansing, 1991–2020
MonthAverage highHigh / lowAverage lowPrecipitation mm/monthWet days ≥1 mm/dayDaylight hours/dayDay­light h/day
January -1.0°C-8.7°C-8.7°C6210.09.49 h
February 0.7°C-8.3°C-8.3°C527.810.511 h
March 6.5°C-3.2°C-3.2°C609.711.912 h
April 13.6°C3.2°C3.2°C9511.713.413 h
May 20.0°C9.8°C9.8°C10112.214.615 h
June 25.0°C15.4°C15.4°C9411.115.315 h
July 27.1°C17.8°C17.8°C7910.515.015 h
August, selected 26.0°C17.2°C17.2°C8410.113.914 h
September 22.3°C13.5°C13.5°C719.112.513 h
October 15.2°C7.3°C7.3°C7610.011.111 h
November 7.8°C1.0°C1.0°C659.29.810 h
December 1.8°C-4.4°C-4.4°C569.49.19 h

Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet 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

August in nearby cities

Distance from Lansing

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