Weather in Riverside Today
Current temperature in Riverside: 31°C (88°F). Sunny. Today's high 40°C (104°F), low 27°C (81°F).
Today's Daylight Forecast
Moon & Islamic Calendar
High UV apply sunscreen before heading out. A hat or sun umbrella is recommended during peak hours.
5-Day Weather Forecast
Full 15-Day ForecastAtmospheric Details
Today vs Normal
The long-term average high for today is 33°C.
14 of the last 19 days with published data ran above normal.
It continues that pattern - today's forecast is also running above normal.
Red = above normal, blue = at or below · last 12 days
Air Quality
Health effects can be felt by sensitive groups, including children, older adults, and people with respiratory or heart conditions. The general public is less likely to be affected.
Health & Activity Advice
UV index is 8 today — high. Apply sunscreen before heading out, and consider a hat or shade during peak hours (roughly late morning to mid-afternoon).
Health effects can be felt by sensitive groups, including children, older adults, and people with respiratory or heart conditions. The general public is less likely to be affected.
Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.
Nearby Regional Outlook
Riverside Weather Radar
Live precipitation · Cloud cover · Wind
Frequently Asked Questions
What is the hottest month in Riverside?
The hottest month in Riverside is typically August, with daytime highs averaging around 35.5°C (96°F), based on 10 years of historical weather data. Overnight lows during this period average near 19.3°C (67°F). Take extra precautions during this time stay hydrated and avoid strenuous outdoor activity in peak afternoon heat.
What is the coldest month in Riverside?
The coldest month in Riverside is typically January, with overnight lows averaging around 6.9°C (44°F) and daytime highs near 18.2°C (65°F), based on 10 years of historical weather data.
When does the rainy season start in Riverside?
Riverside has a clearly defined rainy season running roughly from January to March, based on 10 years of historical rainfall data. January is typically the wettest month, averaging about 88 mm of rain. Outside this window, rainfall is much lighter for the rest of the year.
What's the best time of year to visit Riverside?
The best time to visit Riverside is typically April to May, when daytime highs average a comfortable 25.9°C (79°F). Rainfall during this window averages around 15 mm, well below the 88 mm seen in January, the wettest month. This is based on 10 years of historical weather data.
Is Riverside's air quality safe right now?
As of the latest reading, Riverside's air quality index (AQI) is 46, rated "Good", based on the nearest monitoring station. Air quality is considered satisfactory, with little to no health risk.