Riverside climate

Riverside Weather in April

NOAA 1991-2020 normals for Dayton Mcd, 6 km from Riverside

Average highs run from 58°F on April 1 to 70°F on April 30, and lows from 36°F to 47°F. Normal precipitation for the month is 4.45 in over about 13 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 Riverside, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
64°F
Average low
41°F
Precipitation
4.45 in
Record high
85°FApr 15, 2017
Record low
19°FApr 1, 2019
Chance of a freeze
93%
Daylight
12 h 41 min to 13 h 52 min
Cloud cover
68%
Humidity
77%
Dew point
43°F
Wind
11.9 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 158°F36°F79°F 202219°F 201940%1%
Apr 258°F36°F67°F 202419°F 201941%1%
Apr 359°F36°F80°F 202521°F 202141%1%
Apr 459°F37°F80°F 202626°F 202141%1%
Apr 560°F37°F80°F 202625°F 201841%1%
Apr 660°F38°F75°F 202128°F 201841%0%
Apr 761°F38°F76°F 202126°F 201842%0%
Apr 861°F38°F82°F 202424°F 202542%0%
Apr 962°F39°F78°F 201725°F 202542%0%
Apr 1062°F39°F80°F 201725°F 201842%0%
Apr 1163°F40°F73°F 202126°F 201842%0%
Apr 1263°F40°F80°F 201926°F 202543%0%
Apr 1363°F40°F81°F 202628°F 202543%0%
Apr 1464°F41°F83°F 201829°F 202043%0%
Apr 1564°F41°F85°F 201724°F 202043%0%
Apr 1665°F42°F83°F 202623°F 202043%0%
Apr 1765°F42°F84°F 202425°F 202043%0%
Apr 1866°F42°F80°F 202625°F 202043%0%
Apr 1966°F43°F81°F 201729°F 201843%0%
Apr 2066°F43°F84°F 201728°F 202244%0%
Apr 2167°F44°F82°F 202329°F 201844%0%
Apr 2267°F44°F77°F 202627°F 202044%0%
Apr 2368°F45°F79°F 202627°F 202044%0%
Apr 2468°F45°F84°F 202231°F 202144%0%
Apr 2568°F45°F83°F 202528°F 202344%0%
Apr 2669°F46°F85°F 201732°F 202344%0%
Apr 2769°F46°F77°F 201732°F 202044%0%
Apr 2869°F47°F81°F 202136°F 202244%0%
Apr 2970°F47°F82°F 202433°F 201844%0%
Apr 3070°F47°F84°F 201737°F 201844%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Riverside, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

April 1
sunrise 7:20 AM, sunset 8:01 PM
April 30
sunrise 6:38 AM, sunset 8:30 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00332067 (Dayton Mcd), public domain. Records: NOAA GHCN-Daily, station USC00335786, 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.