St. Clair County climate

St. Clair County Weather in April

NOAA 1991-2020 normals for Oneonta, 25.4 km from St. Clair County

Average highs run from 71°F on April 1 to 77°F on April 30, and lows from 46°F to 54°F. Normal precipitation for the month is 5.64 in over about 8 wet days.

April day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at St. Clair County, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
74°F
Average low
50°F
Precipitation
5.64 in
Record high
98°FApr 19, 1927
Record low
21°FApr 8, 1990
Chance of a freeze
34%
Daylight
12 h 33 min to 13 h 30 min
Cloud cover
55%
Humidity
79%
Dew point
54°F
Wind
4.9 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Apr 171°F46°F87°F 194024°F 198730%0%
Apr 271°F46°F87°F 194026°F 199230%0%
Apr 371°F47°F90°F 194524°F 199230%0%
Apr 471°F47°F87°F 194627°F 197530%0%
Apr 572°F47°F88°F 192928°F 197229%0%
Apr 672°F47°F89°F 202327°F 194429%0%
Apr 772°F47°F89°F 194625°F 195029%0%
Apr 872°F48°F89°F 192921°F 199029%0%
Apr 972°F48°F90°F 190826°F 200729%0%
Apr 1073°F48°F88°F 191928°F 196429%0%
Apr 1173°F48°F89°F 199524°F 197329%0%
Apr 1273°F49°F90°F 190629°F 197329%0%
Apr 1373°F49°F89°F 194526°F 194029%0%
Apr 1474°F49°F91°F 202029°F 195028%0%
Apr 1574°F49°F89°F 191627°F 194328%0%
Apr 1674°F50°F90°F 192528°F 196228%0%
Apr 1774°F50°F90°F 189431°F 194928%0%
Apr 1874°F50°F92°F 195529°F 200128%0%
Apr 1975°F50°F98°F 192730°F 200128%0%
Apr 2075°F51°F92°F 192531°F 195628%0%
Apr 2175°F51°F91°F 194628°F 195328%0%
Apr 2275°F51°F90°F 191533°F 202128%0%
Apr 2375°F51°F92°F 192531°F 192728%0%
Apr 2476°F52°F94°F 192531°F 200527%0%
Apr 2576°F52°F90°F 190030°F 191027%0%
Apr 2676°F52°F92°F 191533°F 191027%0%
Apr 2776°F53°F92°F 194235°F 197627%0%
Apr 2877°F53°F92°F 189936°F 196727%0%
Apr 2977°F53°F92°F 194232°F 197326%0%
Apr 3077°F54°F97°F 194235°F 201826%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at St. Clair County, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

April 1
sunrise 6:33 AM, sunset 7:06 PM
April 30
sunrise 5:58 AM, sunset 7:28 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00016121 (Oneonta), public domain. Records: NOAA GHCN-Daily, station USC00018024, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.