Oshawa climate

Oshawa Weather in April

NASA POWER reanalysis for the half-degree grid cell around Oshawa, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 7°C on April 1 to 13°C on April 30, and lows from -2°C to 3°C. Normal precipitation for the month is 63 mm over about 12 wet days.

April day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Oshawa, in °C, with the record for each date.-20-100102030151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

April at a glance

Average high
10°C
Average low
1°C
Precipitation
63 mm
Reanalysis high
23°CApr 16, 2002
Reanalysis low
-13°CApr 6, 2003
Daylight
12 h 45 min to 14 h 08 min
Cloud cover
66%
Humidity
78%
Dew point
1°C
Wind
18.7 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Apr 17°C-2°C14°C 2010-6°C 200344%
Apr 27°C-1°C20°C 2010-5°C 201343%
Apr 38°C-1°C18°C 2010-7°C 201644%
Apr 48°C-1°C15°C 2010-8°C 201643%
Apr 58°C-1°C18°C 2010-10°C 201644%
Apr 68°C-1°C18°C 1997-13°C 200345%
Apr 78°C-1°C22°C 1991-11°C 200346%
Apr 88°C-1°C20°C 1991-7°C 201845%
Apr 99°C-1°C16°C 1991-9°C 199745%
Apr 109°C-1°C19°C 2017-8°C 201645%
Apr 119°C0°C19°C 2011-3°C 200042%
Apr 129°C0°C20°C 2001-5°C 199241%
Apr 1310°C0°C18°C 2015-7°C 199242%
Apr 1410°C0°C16°C 2014-5°C 201842%
Apr 1510°C1°C21°C 2003-5°C 201442%
Apr 1611°C1°C23°C 2002-7°C 201441%
Apr 1711°C1°C21°C 2002-5°C 200340%
Apr 1811°C1°C21°C 2002-4°C 200141%
Apr 1911°C1°C21°C 2005-3°C 200142%
Apr 2011°C1°C21°C 2006-4°C 202040%
Apr 2112°C2°C20°C 2007-3°C 201338%
Apr 2212°C2°C18°C 2008-4°C 202038%
Apr 2312°C2°C20°C 2008-4°C 202038%
Apr 2412°C2°C21°C 1994-3°C 199940%
Apr 2512°C2°C21°C 2009-3°C 201540%
Apr 2613°C3°C20°C 1994-3°C 199642%
Apr 2713°C3°C22°C 2009-3°C 199641%
Apr 2813°C3°C19°C 2003-3°C 201240%
Apr 2913°C3°C19°C 2004-2°C 201939%
Apr 3013°C3°C19°C 2004-2°C 200838%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Oshawa, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (EDT).

April 1
sunrise 6:57 AM, sunset 7:42 PM
April 30
sunrise 6:09 AM, sunset 8:17 PM

Every day of April: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: 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.