Boundary County Weather in April
Average highs run from 54°F on April 1 to 65°F on April 30, and lows from 33°F to 38°F. Normal precipitation for the month is 1.26 in over about 9 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
- 59°F
- Average low
- 36°F
- Precipitation
- 1.26 in
- Snowfall
- 0.4 in
- Record high
- 89°FApr 25, 1977
- Record low
- 12°FApr 1, 1975
- Chance of a freeze
- 99%
- Daylight
- 12 h 54 min to 14 h 33 min
- Cloud cover
- 72%
- Humidity
- 86%
- Dew point
- 29°F
- Wind
- 3.8 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 | 54°F | 33°F | 74°F 1990 | 12°F 1975 | 33% | 2% |
| Apr 2 | 55°F | 33°F | 76°F 1992 | 20°F 2008 | 33% | 2% |
| Apr 3 | 55°F | 34°F | 74°F 1944 | 19°F 1972 | 33% | 2% |
| Apr 4 | 55°F | 34°F | 72°F 1960 | 20°F 1909 | 33% | 2% |
| Apr 5 | 56°F | 34°F | 73°F 1952 | 20°F 1912 | 33% | 2% |
| Apr 6 | 56°F | 34°F | 76°F 1977 | 22°F 1956 | 33% | 2% |
| Apr 7 | 56°F | 34°F | 79°F 1977 | 19°F 1908 | 32% | 2% |
| Apr 8 | 57°F | 34°F | 77°F 1977 | 20°F 1982 | 32% | 1% |
| Apr 9 | 57°F | 34°F | 81°F 2016 | 21°F 1988 | 32% | 1% |
| Apr 10 | 57°F | 35°F | 77°F 1985 | 20°F 1911 | 32% | 1% |
| Apr 11 | 58°F | 35°F | 75°F 1988 | 22°F 1997 | 32% | 1% |
| Apr 12 | 58°F | 35°F | 78°F 1988 | 20°F 1911 | 32% | 1% |
| Apr 13 | 58°F | 35°F | 78°F 1988 | 22°F 2022 | 32% | 1% |
| Apr 14 | 59°F | 35°F | 79°F 1943 | 21°F 2022 | 31% | 1% |
| Apr 15 | 59°F | 35°F | 82°F 1984 | 21°F 1954 | 31% | 1% |
| Apr 16 | 59°F | 35°F | 79°F 1988 | 21°F 1912 | 31% | 1% |
| Apr 17 | 60°F | 36°F | 81°F 1994 | 22°F 1966 | 31% | 1% |
| Apr 18 | 60°F | 36°F | 81°F 1943 | 20°F 1964 | 30% | 1% |
| Apr 19 | 60°F | 36°F | 80°F 1952 | 19°F 1951 | 30% | 1% |
| Apr 20 | 61°F | 36°F | 82°F 1942 | 21°F 2008 | 30% | 1% |
| Apr 21 | 61°F | 36°F | 84°F 2016 | 21°F 1909 | 30% | 1% |
| Apr 22 | 62°F | 36°F | 82°F 2016 | 23°F 1970 | 30% | 0% |
| Apr 23 | 62°F | 37°F | 83°F 1977 | 23°F 1970 | 29% | 0% |
| Apr 24 | 62°F | 37°F | 87°F 1910 | 25°F 1913 | 29% | 0% |
| Apr 25 | 63°F | 37°F | 89°F 1977 | 25°F 1955 | 29% | 0% |
| Apr 26 | 63°F | 37°F | 87°F 1952 | 26°F 1960 | 29% | 0% |
| Apr 27 | 64°F | 38°F | 84°F 1980 | 25°F 1984 | 29% | 0% |
| Apr 28 | 64°F | 38°F | 82°F 1980 | 26°F 1913 | 29% | 0% |
| Apr 29 | 64°F | 38°F | 87°F 1939 | 20°F 1908 | 29% | 0% |
| Apr 30 | 65°F | 38°F | 86°F 1941 | 24°F 1910 | 29% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- April 1
- sunrise 6:23 AM, sunset 7:17 PM
- April 30
- sunrise 5:27 AM, sunset 8:00 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00101079 (Bonners Ferry), public domain. Records: NOAA GHCN-Daily, station USC00101079, 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.