Cosmopolis climate

Cosmopolis Weather in April

NOAA 1991-2020 normals for Aberdeen, 4.4 km from Cosmopolis

Average highs run from 55°F on April 1 to 59°F on April 30, and lows from 40°F to 43°F. Normal precipitation for the month is 6.28 in over about 19 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 Cosmopolis, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
57°F
Average low
41°F
Precipitation
6.28 in
Record high
84°FApr 30, 2014
Record low
27°FApr 17, 1964
Chance of a freeze
41%
Daylight
12 h 51 min to 14 h 24 min
Cloud cover
73%
Humidity
85%
Dew point
43°F
Wind
5.4 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 155°F40°F76°F 198729°F 197567%0%
Apr 255°F40°F70°F 200431°F 200867%0%
Apr 355°F40°F69°F 196630°F 197167%0%
Apr 455°F40°F77°F 196629°F 195567%0%
Apr 555°F40°F75°F 200730°F 195567%0%
Apr 655°F40°F74°F 196028°F 195666%0%
Apr 755°F40°F80°F 201631°F 201166%0%
Apr 855°F40°F70°F 195930°F 197566%0%
Apr 956°F40°F75°F 195931°F 198266%0%
Apr 1056°F40°F78°F 200431°F 195465%0%
Apr 1156°F40°F76°F 200430°F 202165%0%
Apr 1256°F41°F78°F 198031°F 197164%0%
Apr 1356°F41°F75°F 198031°F 197064%0%
Apr 1456°F41°F75°F 198430°F 195563%0%
Apr 1556°F41°F75°F 199932°F 201363%0%
Apr 1657°F41°F82°F 199931°F 196062%0%
Apr 1757°F41°F80°F 201627°F 196462%0%
Apr 1857°F41°F80°F 201630°F 195561%0%
Apr 1957°F41°F74°F 202632°F 198260%0%
Apr 2057°F42°F83°F 195632°F 196160%0%
Apr 2157°F42°F75°F 198231°F 196859%0%
Apr 2258°F42°F77°F 200530°F 197258%0%
Apr 2358°F42°F74°F 200631°F 195458%0%
Apr 2458°F42°F81°F 201832°F 195457%0%
Apr 2558°F42°F77°F 201828°F 195557%0%
Apr 2658°F42°F83°F 197933°F 195856%0%
Apr 2759°F43°F83°F 198729°F 195455%0%
Apr 2859°F43°F73°F 195731°F 196455%0%
Apr 2959°F43°F82°F 199833°F 195454%0%
Apr 3059°F43°F84°F 201433°F 195453%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Cosmopolis, in percent, and of at least 0.1 inch of snowfall.0204060801102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

April 1
sunrise 6:54 AM, sunset 7:45 PM
April 30
sunrise 6:01 AM, sunset 8:25 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00450008 (Aberdeen), public domain. Records: NOAA GHCN-Daily, station USW00094225, 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.