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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, in Forestville, California, is a moderate winter month, with temperature in the range of an average low of 41.4°F (5.2°C) and an average high of 57.6°F (14.2°C). January's arrival shows an average high-temperature of a still mild 57.6°F (14.2°C), hardly different from the previous month. Weather in January »
Weather in February
The last month of the winter, February, is another refreshing month in Forestville, California, with an average temperature varying between 59.4°F (15.2°C) and 41.2°F (5.1°C). Forestville observes a minor difference in average high-temperatures between January's 57.6°F (14.2°C) and February's 59.4°F (15.2°C). Weather in February »
Weather in March
March, the first month of the spring in Forestville, is a refreshing month, with an average temperature fluctuating between 42.3°F (5.7°C) and 60.8°F (16°C). The introduction of March sees an average high-temperature of an enjoyable 60.8°F (16°C), hardly deviating from February. Weather in March »
Weather in April
April, like March, in Forestville, California, is another comfortable spring month, with an average temperature ranging between max 66.6°F (19.2°C) and min 44.4°F (6.9°C). Forestville in April observes a minor temperature shift, with average high-temperatures adjusting from a comfortable 60.8°F (16°C) in March to a still refreshing 66.6°F (19.2°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Forestville, California, with an average temperature ranging between min 47.7°F (8.7°C) and max 71.6°F (22°C). Forestville experiences a subtle adjustment in high-temperatures to an agreeable 71.6°F (22°C) with the onset of May, maintaining near parity with April's 66.6°F (19.2°C). Weather in May »
Weather in June
June, the first month of the summer in Forestville, is a warm month, with temperature in the range of an average high of 79.3°F (26.3°C) and an average low of 52.7°F (11.5°C). Forestville's weather shows a minor temperature rise with the arrival of June, moving from a pleasant 71.6°F (22°C) in May to a moderately hot 79.3°F (26.3°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Forestville, California, with an average temperature ranging between max 83.3°F (28.5°C) and min 54.1°F (12.3°C). A minimal variation is noted in Forestville's average high-temperature at the onset of July, reaching a still moderately hot 83.3°F (28.5°C) from June's 79.3°F (26.3°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Forestville, California, with temperature in the range of an average low of 54.3°F (12.4°C) and an average high of 83.5°F (28.6°C). The warmest period is August, when temperatures fluctuate between an average high of 83.5°F (28.6°C) and a low of 54.3°F (12.4°C). August's heat index is computed to be a hot 87.8°F (31°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Forestville, California, with temperature in the range of an average high of 82.2°F (27.9°C) and an average low of 53.6°F (12°C). Forestville experiences a recorded average high-temperature of a still warm 82.2°F (27.9°C) in September, closely aligned with August's 83.5°F (28.6°C). Weather in September »
Weather in October
October, like September, in Forestville, California, is another warm autumn month, with an average temperature varying between 50.4°F (10.2°C) and 73.6°F (23.1°C). Forestville's October weather shows a modest shift in high-temperatures, falling from September's warm 82.2°F (27.9°C) to a still moderately hot 73.6°F (23.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is another comfortable month in Forestville, California, with an average temperature fluctuating between 44.4°F (6.9°C) and 63.5°F (17.5°C). November brings a minor decrease, with the average high-temperature reducing from a moderately hot 73.6°F (23.1°C) in October to an enjoyable 63.5°F (17.5°C). Weather in November »
Weather in December
The first month of the winter, December, is still a mild month in Forestville, California, with an average temperature varying between 55.8°F (13.2°C) and 40.5°F (4.7°C). December, on average, is the coldest month, registering a high temperature of 55.8°F (13.2°C) and a low of 40.5°F (4.7°C). Weather in December »
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How much does it rain?
In Forestville, during the entire year, the rain falls for 80.5 days and collects up to 17.6" (447mm) of precipitation.
What is the month with the lowest UV index?
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.
What is the rainiest month?
February is the month with the most rainfall. Rain falls for 9.4 days and accumulates 3.78" (96mm) of precipitation.
What is the most humid month?
With an average relative humidity of 76%, March is the most humid month.
When is Daylight Saving Time (DST)?
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 ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.
When are the longest days?
With an average of 14h and 48min of daylight, June has the longest days of the year.
What are the months with the highest UV index?
The months with the highest UV index in Forestville are June through August, with an average maximum UV index of 6.
What is the driest month?
July and August are months with the least rain in Forestville when the rain falls for 1 days and typically aggregates up to 0.04" (1mm) of rain.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 12h of sunshine.
What time of the year is the hottest?
Forestville, California, experiences its average highest temperatures in August, reaching a peak of 83.5°F (28.6°C) and a minimum of 54.3°F (12.4°C).
What is the least humid month in Forestville?
September is the least humid month, with an average relative humidity of 58%.
What is the coldest month?
December is the coldest month, with an average high-temperature of 55.8°F (13.2°C) and an average low-temperature of 40.5°F (4.7°C).
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
What is the month with the least sunshine?
With an average of 5.6h of sunshine, December has the least sunshine of the year.
Average temperature
Forestville, CA
The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (55.8°F).
The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is December (40.5°F).
Average pressure
Forestville, CA
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
30.03"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.92"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed
Forestville, CA
- Average wind speed in January:
4.8mph - Average wind speed in February:
5.5mph - Average wind speed in March:
5.8mph - Average wind speed in April:
6.3mph - Average wind speed in May:
6.4mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.1mph - Average wind speed in August:
4.7mph - Average wind speed in September:
4.7mph - Average wind speed in October:
4.7mph - Average wind speed in November:
4.5mph - Average wind speed in December:
4.8mph
The windiest month (with the highest average wind speed) is May (6.4mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).
Average humidity
Forestville, CA
The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (58%).
Average rainfall
Forestville, CA
- Average rainfall in January:
2.87" - Average rainfall in February:
3.78" - Average rainfall in March:
2.87" - Average rainfall in April:
0.94" - Average rainfall in May:
0.91" - Average rainfall in June:
0.2"
- Average rainfall in July:
0.04" - Average rainfall in August:
0.04" - Average rainfall in September:
0.12" - Average rainfall in October:
0.98" - Average rainfall in November:
1.57" - Average rainfall in December:
3.27"
The wettest month (with the highest rainfall) is February (3.78").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days
Forestville, CA
- Average rainfall days in January:
10.6 days - Average rainfall days in February:
9.4 days - Average rainfall days in March:
14.3 days - Average rainfall days in April:
8.6 days - Average rainfall days in May:
5.8 days - Average rainfall days in June:
2.5 days
- Average rainfall days in July:
1 days - Average rainfall days in August:
1.1 days - Average rainfall days in September:
2.5 days - Average rainfall days in October:
5.3 days - Average rainfall days in November:
7.8 days - Average rainfall days in December:
11.6 days
The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is July (1 days).
Average daylight / Average sunshine
Forestville, CA
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 3min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
5h and 4min - Average sunshine in February:
6h and 0min - Average sunshine in March:
7h and 1min - Average sunshine in April:
9h and 5min - Average sunshine in May:
10h and 3min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
11h and 5min - Average sunshine in September:
11h and 0min - Average sunshine in October:
6h and 5min - Average sunshine in November:
6h and 2min - Average sunshine in December:
5h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days
Forestville, CA
- Average sunshine days in January:
19.2 days - Average sunshine days in February:
17.7 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
20.2 days - Average sunshine days in May:
23.3 days - Average sunshine days in June:
26.3 days
- Average sunshine days in July:
29.1 days - Average sunshine days in August:
28.9 days - Average sunshine days in September:
27 days - Average sunshine days in October:
24.5 days - Average sunshine days in November:
21.5 days - Average sunshine days in December:
18.5 days
The month with the most sunshine days is July (29.1 days).
The month with the least sunshine days is March (15.3 days).
Average UV index
Forestville, CA
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover
Forestville, CA
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 8).
Average visibility
Forestville, CA
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).
Forestville, California, USA
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