Iona Weather in April
Average highs run from 54°F on April 1 to 62°F on April 30, and lows from 32°F to 38°F. Normal precipitation for the month is 1.43 in over about 10 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
- 58°F
- Average low
- 34°F
- Precipitation
- 1.43 in
- Snowfall
- 2.9 in
- Record high
- 86°FApr 23, 2012
- Record low
- 13°FApr 23, 1968
- Chance of a freeze
- 100%
- Daylight
- 12 h 46 min to 14 h 07 min
- Cloud cover
- 68%
- Humidity
- 63%
- Dew point
- 28°F
- Wind
- 9.4 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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Apr 1 | 54°F | 32°F | 70°F 1966 | 14°F 1970 | 32% | 11% |
| Apr 2 | 54°F | 32°F | 73°F 1990 | 14°F 1953 | 32% | 10% |
| Apr 3 | 55°F | 32°F | 74°F 1992 | 14°F 2015 | 32% | 10% |
| Apr 4 | 55°F | 32°F | 73°F 2000 | 18°F 2003 | 32% | 10% |
| Apr 5 | 55°F | 33°F | 75°F 1959 | 15°F 2023 | 33% | 10% |
| Apr 6 | 55°F | 33°F | 72°F 1960 | 17°F 1983 | 33% | 9% |
| Apr 7 | 56°F | 33°F | 73°F 1977 | 16°F 1992 | 33% | 9% |
| Apr 8 | 56°F | 33°F | 77°F 1977 | 15°F 1982 | 32% | 9% |
| Apr 9 | 56°F | 33°F | 73°F 1960 | 16°F 1959 | 32% | 9% |
| Apr 10 | 56°F | 33°F | 76°F 2012 | 18°F 1988 | 32% | 8% |
| Apr 11 | 57°F | 33°F | 76°F 2012 | 15°F 1953 | 32% | 8% |
| Apr 12 | 57°F | 33°F | 78°F 1988 | 20°F 2007 | 32% | 8% |
| Apr 13 | 57°F | 34°F | 77°F 1988 | 15°F 2020 | 32% | 8% |
| Apr 14 | 57°F | 34°F | 79°F 1985 | 17°F 2014 | 32% | 8% |
| Apr 15 | 58°F | 34°F | 81°F 1985 | 18°F 1999 | 32% | 7% |
| Apr 16 | 58°F | 34°F | 80°F 1985 | 16°F 1999 | 32% | 7% |
| Apr 17 | 58°F | 34°F | 78°F 1988 | 17°F 1960 | 32% | 7% |
| Apr 18 | 58°F | 35°F | 79°F 1962 | 14°F 2013 | 32% | 7% |
| Apr 19 | 59°F | 35°F | 84°F 1962 | 15°F 1982 | 32% | 7% |
| Apr 20 | 59°F | 35°F | 80°F 1989 | 15°F 1982 | 31% | 6% |
| Apr 21 | 59°F | 35°F | 78°F 1980 | 16°F 1982 | 31% | 6% |
| Apr 22 | 60°F | 35°F | 83°F 2012 | 20°F 1967 | 31% | 6% |
| Apr 23 | 60°F | 36°F | 86°F 2012 | 13°F 1968 | 31% | 6% |
| Apr 24 | 60°F | 36°F | 81°F 1977 | 19°F 1950 | 31% | 6% |
| Apr 25 | 60°F | 36°F | 82°F 1977 | 16°F 2026 | 31% | 6% |
| Apr 26 | 61°F | 36°F | 82°F 1992 | 21°F 2008 | 31% | 5% |
| Apr 27 | 61°F | 37°F | 82°F 1987 | 15°F 1976 | 31% | 5% |
| Apr 28 | 61°F | 37°F | 81°F 1987 | 18°F 1984 | 31% | 5% |
| Apr 29 | 62°F | 37°F | 85°F 1992 | 17°F 2011 | 31% | 5% |
| Apr 30 | 62°F | 38°F | 83°F 2021 | 18°F 1967 | 31% | 5% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- April 1
- sunrise 7:09 AM, sunset 7:55 PM
- April 30
- sunrise 6:22 AM, sunset 8:29 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00104455 (Idaho Falls - Kifi), public domain. Records: NOAA GHCN-Daily, station USW00024145, 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.