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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 in Summerland, California, is an enjoyable winter month, with an average temperature varying between 46.9°F (8.3°C) and 60.8°F (16°C). Summerland marks the onset of January with an average high-temperature of a still refreshing 60.8°F (16°C), a subtle shift from December's 59.4°F (15.2°C). Weather in January »
Weather in February
The last month of the winter, February, is another refreshing month in Summerland, California, with temperature in the range of an average low of 45.3°F (7.4°C) and an average high of 59.5°F (15.3°C). Summerland, California, commences February with an average high-temperature of a still refreshing 59.5°F (15.3°C), maintaining a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a refreshing month in Summerland, California, with an average temperature ranging between min 47.1°F (8.4°C) and max 61.5°F (16.4°C). A minor adjustment in Summerland's average high-temperature is noted with the start of March, touching a still refreshing 61.5°F (16.4°C) from February's 59.5°F (15.3°C). Weather in March »
Weather in April
April, the same as March, is another comfortable spring month in Summerland, California, with an average temperature fluctuating between 64.9°F (18.3°C) and 49.3°F (9.6°C). April's arrival shows an average high-temperature of a still comfortable 64.9°F (18.3°C), hardly different from the previous month. Weather in April »
Weather in May
May, the last month of the spring in Summerland, is a pleasant month, with an average temperature ranging between min 52.2°F (11.2°C) and max 68.4°F (20.2°C). Summerland's weather in May, with an average high-temperature of a pleasant 68.4°F (20.2°C), subtly shifts from April's 64.9°F (18.3°C). Weather in May »
Weather in June
The first month of the summer, June, is also an agreeable month in Summerland, California, with an average temperature ranging between min 56.5°F (13.6°C) and max 73°F (22.8°C). With the onset of June, the average high-temperature registers at a still pleasant 73°F (22.8°C), subtly different from May's 68.4°F (20.2°C). Weather in June »
Weather in July
July is a warm summer month in Summerland, California, with an average temperature ranging between min 61.2°F (16.2°C) and max 77.7°F (25.4°C). Summerland's average high-temperature in July is a warm 77.7°F (25.4°C), marking an insignificant difference from the 73°F (22.8°C) of June. Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Summerland, California, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 79.2°F (26.2°C). Summerland, California, records the warmest temperatures in August, averaging a high of 79.2°F (26.2°C) and a low of 61.3°F (16.3°C). Weather in August »
Weather in September
September, the first month of the autumn in Summerland, is also a moderately hot month, with an average temperature varying between 60.4°F (15.8°C) and 77.2°F (25.1°C). Summerland notes an average high-temperature of a still moderately hot 77.2°F (25.1°C) in September, hardly diverging from August. Weather in September »
Weather in October
October, the same as September, in Summerland, California, is an agreeable autumn month, with temperature in the range of an average low of 56.7°F (13.7°C) and an average high of 71.8°F (22.1°C). The onset of October aligns with a soft reduction in the average high-temperature, gently falling from a warm 77.2°F (25.1°C) in September to a pleasant 71.8°F (22.1°C). Weather in October »
Weather in November
November, the last month of the autumn in Summerland, is also an enjoyable month, with an average temperature ranging between max 65.5°F (18.6°C) and min 50.9°F (10.5°C). November ushers in a minute temperature change, with average high-temperatures reducing from October's agreeable 71.8°F (22.1°C) to a comfortable 65.5°F (18.6°C). Weather in November »
Weather in December
December, the first month of the winter in Summerland, is still a refreshing month, with an average temperature varying between 46.4°F (8°C) and 59.4°F (15.2°C). Summerland experiences its lowest temperatures in December, with an average peak of 59.4°F (15.2°C) and a low of 46.4°F (8°C). Weather in December »
Updated: Jun 11, 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 many days does it rain?
In Summerland, during the entire year, the rain falls for 46.9 days and collects up to 7.83" (199mm) of precipitation.
What is the rainiest month?
The wettest months are February and March, with an average 1.46" (37mm) of rainfall.
What is the month with the least sunshine in Summerland?
With an average of 6.5h of sunshine, February has the least sunshine of the year.
What is the most humid month?
With an average relative humidity of 63%, March is the most humid month in Summerland.
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.
What is the driest month?
The months with the least rainfall are June and August Rain falls for 1.6 days and accumulates 0.12" (3mm) of rain.
When are the longest days?
The month with the longest days is June, with an average of 14h and 24min of daylight.
What is the month with the most sunshine?
The months with the most sunshine are June and August, with an average of 12h of sunshine.
What are the months with the highest UV index?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What part of the year is the hottest?
August, recognised by an average high temperature of 79.2°F (26.2°C) and a low of 61.3°F (16.3°C), is Summerland's warmest month.
What is the least humid month?
The months with the lowest humidity are October and November, with an average relative humidity of 53%.
What is the coldest time of year?
Summerland's December weather reaches an average high of 59.4°F (15.2°C) and an average low of 46.4°F (8°C), making it the coldest month.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 54min of daylight.
What is the month with the lowest UV index?
With an average maximum UV index of 3, December is the month with the lowest UV index.
Average temperature
Summerland, CA
The warmest month (with the highest average high temperature) is August (79.2°F).
The month with the lowest average high temperature is December (59.4°F).
The month with the highest average low temperature is August (61.3°F).
The coldest month (with the lowest average low temperature) is February (45.3°F).
Average pressure
Summerland, CA
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
30"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.91"Hg - Average pressure in September:
29.9"Hg - Average pressure in October:
29.96"Hg - Average pressure in November:
30.04"Hg - Average pressure in December:
30.08"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.9"Hg).
Average wind speed
Summerland, CA
- Average wind speed in January:
6.1mph - Average wind speed in February:
6.5mph - Average wind speed in March:
6.9mph - Average wind speed in April:
7mph - Average wind speed in May:
6.4mph - Average wind speed in June:
5mph
- Average wind speed in July:
4.6mph - Average wind speed in August:
4.5mph - Average wind speed in September:
5mph - Average wind speed in October:
5.7mph - Average wind speed in November:
6mph - Average wind speed in December:
6.2mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity
Summerland, CA
The month with the highest relative humidity is March (63%).
The months with the lowest relative humidity are October and November (53%).
Average rainfall
Summerland, CA
- Average rainfall in January:
1.38" - Average rainfall in February:
1.46" - Average rainfall in March:
1.46" - Average rainfall in April:
0.59" - Average rainfall in May:
0.24" - Average rainfall in June:
0.12"
- Average rainfall in July:
0.24" - Average rainfall in August:
0.12" - Average rainfall in September:
0.2" - Average rainfall in October:
0.24" - Average rainfall in November:
0.43" - Average rainfall in December:
1.38"
The wettest months (with the highest rainfall) are February and March (1.46").
The driest months (with the least rainfall) are June and August (0.12").
Average rainfall days
Summerland, CA
- Average rainfall days in January:
5.2 days - Average rainfall days in February:
5.7 days - Average rainfall days in March:
6.8 days - Average rainfall days in April:
5.2 days - Average rainfall days in May:
3.4 days - Average rainfall days in June:
1.6 days
- Average rainfall days in July:
3.8 days - Average rainfall days in August:
1.5 days - Average rainfall days in September:
2.5 days - Average rainfall days in October:
2.4 days - Average rainfall days in November:
3.3 days - Average rainfall days in December:
5.5 days
The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is August (1.5 days).
Average daylight / Average sunshine
Summerland, CA
- Average daylight in January:
10h and 1min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 0min - Average daylight in June:
14h and 2min
- Average daylight in July:
14h and 1min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January:
6h and 4min - Average sunshine in February:
6h and 3min - Average sunshine in March:
8h and 5min - Average sunshine in April:
11h and 0min - Average sunshine in May:
11h and 4min - Average sunshine in June:
12h and 0min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
12h and 0min - Average sunshine in September:
11h and 0min - Average sunshine in October:
8h and 1min - Average sunshine in November:
7h and 1min - Average sunshine in December:
6h and 5min
The months with the most sunshine are June and August (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).
Average sunshine days
Summerland, CA
- Average sunshine days in January:
25.2 days - Average sunshine days in February:
21.8 days - Average sunshine days in March:
23.4 days - Average sunshine days in April:
24.3 days - Average sunshine days in May:
25 days - Average sunshine days in June:
24.9 days
- Average sunshine days in July:
23.8 days - Average sunshine days in August:
27.3 days - Average sunshine days in September:
23.7 days - Average sunshine days in October:
26.9 days - Average sunshine days in November:
26 days - Average sunshine days in December:
24.7 days
The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is February (21.8 days).
Average UV index
Summerland, CA
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover
Summerland, CA
The month with the most cloud cover is March (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility
Summerland, 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).
Summerland, California, USA
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