The year at a glance
Averages from 30 years of climate history, 1991-2020
| Corona | Metric | Norco |
|---|---|---|
| 283 days | Sunny daysclear or partly cloudy skies | 284 days |
| 10 in | Precipitationper year | 18 in |
| 33 days | Wet daysrain or snow per year | 43 days |
| 0 in | Snowfallper year | 0 in |
| 102 days | Hot daysabove 90 °F | 98 days |
| 6 days | Freezing nightsat or below 32 °F | 7 days |
| 65% | Humidityaverage relative | 65% |
| 66 °F | Average temperatureyear round | 66 °F |
Monthly temperatures
Average daily high and low for each month, in °F. The gap between the two lines is what an ordinary day feels like across the year.
Daily highs
Daily lows
View monthly temperatures as a table
| City | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Corona high | 69 | 69 | 73 | 77 | 81 | 88 | 94 | 96 | 92 | 84 | 76 | 68 |
| Norco high | 69 | 69 | 72 | 76 | 80 | 87 | 94 | 96 | 92 | 84 | 75 | 68 |
| Corona low | 43 | 44 | 46 | 49 | 55 | 59 | 64 | 64 | 61 | 54 | 46 | 42 |
| Norco low | 43 | 44 | 47 | 49 | 55 | 59 | 64 | 64 | 62 | 55 | 47 | 42 |
Monthly precipitation
Total rain plus melted snow for each month, in inches. Taller bars mean wetter months.
View monthly precipitation as a table
| City | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Corona | 2.0 | 2.4 | 1.5 | 0.7 | 0.3 | 0.1 | 0.1 | 0.0 | 0.1 | 0.5 | 0.7 | 1.4 |
| Norco | 3.8 | 4.4 | 2.7 | 1.2 | 0.6 | 0.1 | 0.1 | 0.0 | 0.2 | 0.9 | 1.2 | 2.6 |
Monthly sunny days
Days each month with clear or partly cloudy skies, so compare the same month between cities.
View monthly sunny days as a table
| City | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Corona | 19 | 16 | 19 | 22 | 23 | 27 | 29 | 30 | 28 | 26 | 23 | 21 |
| Norco | 19 | 16 | 18 | 21 | 24 | 27 | 29 | 30 | 28 | 26 | 24 | 21 |
Keep comparing
Nearby cities and popular picks for each side of this matchup. Any two cities can be compared from the home page.
Corona vs another city
- Corona vs El Cerrito, CA
- Corona vs Home Gardens, CA
- Corona vs El Sobrante, CA
- Corona vs Eastvale, CA
- Corona vs Temescal Valley, CA
- Corona vs New York, NY
- Corona vs Los Angeles, CA
- Corona vs Chicago, IL
- Corona vs Houston, TX
- Corona vs Phoenix, AZ
- Corona vs Philadelphia, PA
Norco vs another city
- Norco vs Eastvale, CA
- Norco vs Home Gardens, CA
- Norco vs El Cerrito, CA
- Norco vs El Sobrante, CA
- Norco vs Chino, CA
- Norco vs New York, NY
- Norco vs Los Angeles, CA
- Norco vs Chicago, IL
- Norco vs Houston, TX
- Norco vs Phoenix, AZ
- Norco vs Philadelphia, PA
About this data
Every figure on this page is a 30 year average computed from daily climate history for 1991-2020, using each city's own coordinates. Wet days count days with measurable precipitation, calibrated against the wet day counts in NOAA's published climate normals. Sunny days count clear plus partly cloudy days, defined as average cloud cover of 63 percent or less and calibrated against NOAA's published sky cover tables. Snowfall figures are model estimates anchored to NOAA station measurements near each city.
Weather data by Open-Meteo.com (CC BY 4.0). Contains modified Copernicus Climate Change Service information (ERA5, ERA5-Land).