Climate averages 1991–2020

Huntsville weather
in January.

A cool, wet month: the coolest and the 10th driest of the year.

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

Average high 9.7°C Daytime mean, January

Average low 1.1°C Night-time mean, January

Rainfall 129 mm 10 days with ≥1 mm

Daylight 10 h Sunrise to sunset, per day

January is a cool month in Huntsville: daytime highs average 9.7°C and nights cool to about 1.1°C. By daytime temperature it is the coolest month of the year.

Expect about 129 mm of rain on roughly 10 days, which makes January a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 07 min on an average January day.

The nearest other city in this atlas is Chattanooga (122 km away). In January its highs average 9.6°C, about as warm as Huntsville, with 119 mm of rain.

Among the 498 cities listed in the United States, Huntsville ranks joint 246th of 498 for the warmest January highs and joint 471st of 498 for the driest January (rainfall, lowest first). The mean January high of those 498 cities is 9.5°C; Huntsville is 0.2°C warmer than that mean.

From January to February, average highs rise by 2.4°C to 12.1°C, and monthly rainfall falls from 129 mm to 124 mm.

The annual picture

January 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

Huntsville climate table

1991–2020

Monthly climate averages for Huntsville, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	9.7°C1.1°C	1.1°C	129	10.3	10.110 h
February	12.1°C2.6°C	2.6°C	124	11.1	10.911 h
March	16.5°C6.2°C	6.2°C	145	11.8	11.912 h
April	21.3°C10.7°C	10.7°C	126	10.4	13.013 h
May	25.8°C15.7°C	15.7°C	106	11.0	14.014 h
June	29.6°C20.1°C	20.1°C	105	12.4	14.414 h
July	31.0°C22.0°C	22.0°C	112	12.8	14.214 h
August	31.0°C21.7°C	21.7°C	78	11.1	13.513 h
September	28.1°C18.6°C	18.6°C	92	7.5	12.412 h
October	22.3°C12.5°C	12.5°C	86	7.2	11.311 h
November	15.7°C6.4°C	6.4°C	106	8.9	10.410 h
December	11.1°C2.8°C	2.8°C	139	11.2	9.910 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

January in nearby cities

Distance from Huntsville

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