Climate averages 1991–2020

Jackson weather
in July.

A hot, wet month: the 2nd warmest and the 6th driest of the year.

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

Average high 32.5°C Daytime mean, July

Average low 23.0°C Night-time mean, July

Rainfall 102 mm 14 days with ≥1 mm

Daylight 14 h Sunrise to sunset, per day

July is a hot month in Jackson: daytime highs average 32.5°C and nights cool to about 23.0°C. By daytime temperature it is the 2nd warmest of the 12 months.

Expect about 102 mm of rain on roughly 14 days, which makes July a wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 03 min on an average July day.

The nearest other city in this atlas is Baton Rouge (227 km away). In July its highs average 31.9°C, 0.6°C cooler than Jackson, with 132 mm of rain.

Among the 498 cities listed in the United States, Jackson ranks joint 114th of 498 for the warmest July highs and joint 391st of 498 for the driest July (rainfall, lowest first). The mean July high of those 498 cities is 30.3°C; Jackson is 2.2°C warmer than that mean.

From July to August, average highs rise by 0.2°C to 32.6°C, and monthly rainfall falls from 102 mm to 95 mm.

The annual picture

July in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

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

Every month, side by side

Jackson climate table

1991–2020

Monthly climate averages for Jackson, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	13.2°C3.6°C	3.6°C	121	9.7	10.310 h
February	15.6°C5.2°C	5.2°C	120	9.8	11.011 h
March	19.5°C8.8°C	8.8°C	121	10.4	12.012 h
April	23.7°C12.7°C	12.7°C	114	8.6	13.013 h
May	28.1°C17.3°C	17.3°C	104	9.7	13.814 h
June	31.4°C21.3°C	21.3°C	87	11.4	14.214 h
July, selected	32.5°C23.0°C	23.0°C	102	13.8	14.014 h
August	32.6°C22.7°C	22.7°C	95	11.5	13.313 h
September	30.4°C19.9°C	19.9°C	83	7.3	12.412 h
October	25.1°C14.0°C	14.0°C	91	7.4	11.411 h
November	18.6°C8.1°C	8.1°C	92	7.8	10.511 h
December	14.4°C4.8°C	4.8°C	119	9.4	10.110 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

July in nearby cities

Distance from Jackson

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