Climate averages 1991–2020
Saint George weather
in April.
A warm, fairly dry month: the 7th warmest and the 5th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
April is a warm month in Saint George: daytime highs average 22.3°C and nights cool to about 9.9°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 18 mm of rain on roughly 3 days, which makes April a fairly dry month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 07 min on an average April day.
The nearest other city in this atlas is Henderson (172 km away). In April its highs average 25.5°C, 3.2°C warmer than Saint George, with 5.0 mm of rain.
Among the 498 cities listed in the United States, Saint George ranks joint 142nd of 498 for the warmest April highs and joint 35th of 498 for the driest April (rainfall, lowest first). The mean April high of those 498 cities is 19.4°C; Saint George is 2.9°C warmer than that mean.
From April to May, average highs rise by 5.8°C to 28.1°C, and monthly rainfall falls from 18 mm to 8.5 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Saint George climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.4°C0.1°C | 0.1°C | 35 | 5.1 | 9.910 h |
| February | 12.8°C1.9°C | 1.9°C | 42 | 6.2 | 10.811 h |
| March | 17.6°C5.8°C | 5.8°C | 34 | 5.6 | 11.912 h |
| April, selected | 22.3°C9.9°C | 9.9°C | 18 | 3.0 | 13.113 h |
| May | 28.1°C15.7°C | 15.7°C | 8.5 | 2.1 | 14.114 h |
| June | 34.2°C21.7°C | 21.7°C | 3.2 | 0.5 | 14.715 h |
| July | 36.8°C25.9°C | 25.9°C | 9.7 | 2.1 | 14.414 h |
| August | 35.6°C24.8°C | 24.8°C | 14 | 2.8 | 13.614 h |
| September | 31.2°C19.2°C | 19.2°C | 20 | 2.7 | 12.512 h |
| October | 23.8°C11.8°C | 11.8°C | 25 | 3.4 | 11.311 h |
| November | 16.1°C4.9°C | 4.9°C | 22 | 3.2 | 10.210 h |
| December | 9.9°C0.2°C | 0.2°C | 28 | 4.8 | 9.710 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Henderson in AprilUnited States · 172 kmHigh 25.5°C · Low 12.6°C · 5.0 mm rain
- Las Vegas in AprilUnited States · 173 kmHigh 24.9°C · Low 11.9°C · 7.3 mm rain
- Paradise in AprilUnited States · 179 kmHigh 25.0°C · Low 11.9°C · 6.9 mm rain
- Spring Valley in AprilUnited States · 185 kmHigh 24.4°C · Low 11.0°C · 6.9 mm rain
- Enterprise in AprilUnited States · 191 kmHigh 23.7°C · Low 10.7°C · 6.9 mm rain
- Flagstaff in AprilUnited States · 274 kmHigh 15.0°C · Low 2.8°C · 31 mm rain
- Provo in AprilUnited States · 386 kmHigh 12.7°C · Low 2.5°C · 53 mm rain
- Orem in AprilUnited States · 391 kmHigh 12.3°C · Low 1.8°C · 53 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Saint George) is explained once on the Saint George year overview and on the Sources, method and limits page.