Contents
- Weather in March
- Frequently asked questions
- Average temperature in March
- Average pressure in March
- Average wind speed in March
- Average humidity in March
- Average rainfall in March
- Average rainfall days in March
- Average daylight in March
- Average sunshine in March
- Average sunshine days in March
- Average UV index in March
- Average cloud cover in March
- Average visibility in March
Weather in March
Temperature
March's arrival coincides with a subtle temperature rise, moving from February's 62.4°F (16.9°C) to a still comfortable 67.8°F (19.9°C). During March, the average low-temperature is recorded at a frosty 47.8°F (8.8°C).Humidity
In Riverdale, the average relative humidity in March is 62%.Rainfall
The wettest months are January through March, with an average 1.54" (39mm) of rainfall.Daylight
The average length of the day in March is 11h and 59min.On the first day of the month, sunrise is at 6:28 am and sunset at 5:54 pm PST. On the last day of March, sunrise is at 6:45 am and sunset at 7:21 pm PDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from PDT to PST.
Sunshine
In Riverdale, the average sunshine in March is 8.6h.UV index
The average daily maximum UV index in March is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In March, the maximum UV index of 5 suggests this advice:
Undertake precautions - Guarding against sun damage is counselled. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in March?
What is the average humidity in March?
What is the rainiest month?
How much does it rain in March?
What is the average length of the day in March?
What time are sunrise and sunset in March?
When does Daylight Saving Time (DST) start in March?
How many hours of sunshine does Riverdale have in March?
What is the UV index reading in March?
Average temperature in March
Riverdale, CA
- Average high temperature in March: 67.8°F
The warmest month (with the highest average high temperature) is July (102.2°F).
The month with the lowest average high temperature is December (57.2°F).
- Average low temperature in March: 47.8°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is December (43°F).
Average pressure in March
Riverdale, CA
- Average pressure in March: 30.06"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in March
Riverdale, CA
- Average wind speed in March: 5.8mph
The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest months (with the lowest average wind speed) are January and November (4.8mph).
Average humidity in March
Riverdale, CA
- Average humidity in March: 62%
The months with the highest relative humidity are January and December (66%).
The month with the lowest relative humidity is July (30%).
Average rainfall in March
Riverdale, CA
- Average rainfall in March: 1.54"
The wettest months (with the highest rainfall) are January, February and March (1.54").
The driest month (with the least rainfall) is August (0.08").
Average rainfall days in March
Riverdale, CA
- Average rainfall days in March: 9.6 days
The month with the highest number of rainy days is March (9.6 days).
The month with the least rainy days is August (0.8 days).
Average daylight in March /
Average sunshine in March
Riverdale, CA
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in March: 8h and 4min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in March
Riverdale, CA
- Average sunshine days in March: 20.6 days
The month with the most sunshine days is August (29.3 days).
The month with the least sunshine days is February (19.4 days).
Average UV index in March
Riverdale, CA
- Average UV index in March: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in March
Riverdale, CA
- Average cloud cover in March: 28
The months with the most cloud cover are March and December (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 4).
Average visibility in March
Riverdale, CA
- Average visibility in March: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Riverdale, California, USA
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