O'Brien Weather in April
Average highs run from 63°F on April 1 to 71°F on April 30, and lows from 35°F to 39°F. Normal precipitation for the month is 4.11 in over about 13 wet days.
April day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
April at a glance
- Average high
- 67°F
- Average low
- 37°F
- Precipitation
- 4.11 in
- Snowfall
- 0.2 in
- Record high
- 83°FApr 11, 2004
- Record low
- 28°FApr 15, 2009
- Chance of a freeze
- 98%
- Daylight
- 12 h 44 min to 14 h 01 min
- Cloud cover
- 67%
- Humidity
- 85%
- Dew point
- 40°F
- Wind
- 4.5 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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Apr 1 | 63°F | 35°F | 68°F 2021 | 35°F 2004 | 47% | 1% |
| Apr 2 | 63°F | 35°F | 65°F 2021 | 33°F 2007 | 47% | 1% |
| Apr 3 | 63°F | 35°F | 75°F 2004 | 35°F 2009 | 47% | 1% |
| Apr 4 | 64°F | 35°F | 60°F 2004 | 35°F 2009 | 47% | 1% |
| Apr 5 | 64°F | 35°F | 62°F 2007 | 34°F 2010 | 46% | 1% |
| Apr 6 | 64°F | 35°F | 71°F 2016 | 36°F 2012 | 46% | 1% |
| Apr 7 | 64°F | 35°F | 75°F 2016 | 37°F 2008 | 46% | 1% |
| Apr 8 | 64°F | 35°F | 76°F 2016 | 37°F 2013 | 45% | 1% |
| Apr 9 | 65°F | 36°F | 68°F 2004 | 36°F 2008 | 45% | 1% |
| Apr 10 | 65°F | 36°F | 67°F 2004 | 36°F 2009 | 44% | 1% |
| Apr 11 | 65°F | 36°F | 83°F 2004 | 37°F 2008 | 44% | 1% |
| Apr 12 | 65°F | 36°F | 72°F 2008 | 39°F 2007 | 44% | 1% |
| Apr 13 | 66°F | 36°F | 64°F 2006 | 39°F 2007 | 43% | 1% |
| Apr 14 | 66°F | 36°F | 71°F 2021 | 35°F 2009 | 42% | 1% |
| Apr 15 | 66°F | 36°F | 67°F 2020 | 28°F 2009 | 42% | 1% |
| Apr 16 | 67°F | 37°F | 65°F 2010 | 36°F 2008 | 41% | 1% |
| Apr 17 | 67°F | 37°F | 67°F 2010 | 38°F 2006 | 41% | 0% |
| Apr 18 | 67°F | 37°F | 73°F 2016 | 37°F 2006 | 40% | 0% |
| Apr 19 | 67°F | 37°F | 70°F 2016 | 33°F 2008 | 39% | 0% |
| Apr 20 | 68°F | 37°F | 72°F 2009 | 34°F 2008 | 39% | 0% |
| Apr 21 | 68°F | 37°F | 70°F 2009 | 32°F 2008 | 38% | 0% |
| Apr 22 | 68°F | 38°F | 69°F 2009 | 37°F 2008 | 37% | 0% |
| Apr 23 | 69°F | 38°F | 74°F 2013 | 38°F 2009 | 37% | 0% |
| Apr 24 | 69°F | 38°F | 79°F 2018 | 38°F 2008 | 36% | 0% |
| Apr 25 | 69°F | 38°F | 78°F 2013 | 39°F 2003 | 35% | 0% |
| Apr 26 | 70°F | 39°F | 71°F 2004 | 39°F 2003 | 35% | 0% |
| Apr 27 | 70°F | 39°F | 76°F 2004 | 39°F 2010 | 34% | 0% |
| Apr 28 | 70°F | 39°F | 70°F 2004 | 40°F 2010 | 34% | 0% |
| Apr 29 | 71°F | 39°F | 78°F 2019 | 41°F 2009 | 33% | 0% |
| Apr 30 | 71°F | 39°F | 72°F 2014 | 37°F 2010 | 33% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- April 1
- sunrise 6:57 AM, sunset 7:41 PM
- April 30
- sunrise 6:12 AM, sunset 8:13 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00351448 (Cave Junction 1 Wnw), public domain. Records: NOAA GHCN-Daily, station USC00351058, 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.