Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The arrival of April records an average high-temperature of a still enjoyable 64.9°F (18.3°C), closely related to the 61.3°F (16.3°C) observed in March. April's average low-temperature reading settles at a frosty 47.1°F (8.4°C).Humidity
The average relative humidity in April is 71%.Rainfall
In Stanford, in April, it is raining for 7.3 days, with typically 0.59" (15mm) of accumulated precipitation. In Stanford, during the entire year, the rain falls for 63.3 days and collects up to 9.53" (242mm) of precipitation.Daylight
In Stanford, the average length of the day in April is 13h and 11min.On the first day of April, sunrise is at 6:52 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 7:58 pm PDT.
Sunshine
In April, the average sunshine is 10.4h.UV index
April through October, with an average maximum UV index of 5, are months with the highest UV index in Stanford. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In April, a regular UV index of 5 translates into these guidelines:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the temperature in April in Stanford?
What is the average humidity in April in Stanford?
How many days does it rain in April in Stanford?
How many hours of daylight does Stanford have in April?
When are sunrise and sunset in April in Stanford?
How many hours of sunshine does Stanford have in April?
What are the months with the highest UV index in Stanford?
What is the UV index reading in April in Stanford?
Average temperature in April
Stanford, CA
- Average high temperature in April: 64.9°F
The warmest months (with the highest average high temperature) are July and August (77.5°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in April: 47.1°F
The month with the highest average low temperature is August (57°F).
The coldest months (with the lowest average low temperature) are January and February (45.1°F).
Average pressure in April
Stanford, CA
- Average pressure in April: 30.04"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June and September (29.92"Hg).
Average wind speed in April
Stanford, CA
- Average wind speed in April: 6.5mph
The windiest months (with the highest average wind speed) are April and May (6.5mph).
The calmest months (with the lowest average wind speed) are September and October (4.9mph).
Average humidity in April
Stanford, CA
- Average humidity in April: 71%
The month with the highest relative humidity is March (74%).
The months with the lowest relative humidity are September and October (65%).
Average rainfall in April
Stanford, CA
- Average rainfall in April: 0.59"
The wettest month (with the highest rainfall) is February (2.01").
The driest month (with the least rainfall) is July (0").
Average rainfall days in April
Stanford, CA
- Average rainfall days in April: 7.3 days
The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is August (0.6 days).
Average daylight in April /
Average sunshine in April
Stanford, CA
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 10h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in April
Stanford, CA
- Average sunshine days in April: 22.3 days
The month with the most sunshine days is July (30.2 days).
The month with the least sunshine days is March (18 days).
Average UV index in April
Stanford, CA
- Average UV index in April: 5
The months with the highest UV index are April, May, June, July, August, September and October (UV index 5).
The months with the lowest UV index are February, November and December (UV index 3).
Average cloud cover in April
Stanford, CA
- Average cloud cover in April: 26
The months with the most cloud cover are March and December (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 6).
Average visibility in April
Stanford, CA
- Average visibility in April: 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).
Stanford, California, USA
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