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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 snowfall
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The scenic setting of shrubs, forests, and a boat on the stunning blue waters of the Colusa River in California
Weather in January
January is a mild winter month in Colusa, California, with temperature in the range of an average high of 56.8°F (13.8°C) and an average low of 42.6°F (5.9°C). The beginning of January records an average high-temperature of a moderate 56.8°F (13.8°C), marking a negligible difference from December's 54.5°F (12.5°C). Weather in January »
Weather in February
The last month of the winter, February, is another mild month in Colusa, California, with an average temperature fluctuating between 43°F (6.1°C) and 59.7°F (15.4°C). The arrival of February is marked by an average high-temperature of a still moderate 59.7°F (15.4°C), bearing a close resemblance to January. Weather in February »
Weather in March
The first month of the spring, March, is a comfortable month in Colusa, California, with an average temperature ranging between min 44.4°F (6.9°C) and max 64°F (17.8°C). Shifting into March, Colusa records an average high-temperature of a comfortable 64°F (17.8°C), presenting minor fluctuations compared to the previous month. Weather in March »
Weather in April
April in Colusa, California, is a pleasant spring month, with an average temperature varying between 48.6°F (9.2°C) and 71.6°F (22°C). The transition from March to April brings a subtle temperature rise, with average high-temperatures increasing from a comfortable 64°F (17.8°C) to an agreeable 71.6°F (22°C). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Colusa, California, with an average temperature ranging between max 80.4°F (26.9°C) and min 54.1°F (12.3°C). The shift from April to May sees a slight increase in the average high-temperature, transitioning from a pleasant 71.6°F (22°C) to a moderately hot 80.4°F (26.9°C). Weather in May »
Weather in June
June, the first month of the summer in Colusa, is a tropical month, with an average temperature varying between 60.3°F (15.7°C) and 91.2°F (32.9°C). June's arrival coincides with a temperature rise, moving from May's warm 80.4°F (26.9°C) to a hot 91.2°F (32.9°C). Weather in June »
Weather in July
July in Colusa, California, is a very hot summer month, with an average temperature fluctuating between 98.8°F (37.1°C) and 61.5°F (16.4°C). Colusa's July weather reaches an average high of 98.8°F (37.1°C) and an average low of 61.5°F (16.4°C), making it the warmest month. Weather in July »
Weather in August
The last month of the summer, August, is another torrid month in Colusa, California, with an average temperature varying between 97°F (36.1°C) and 61.3°F (16.3°C). August's arrival brings an average high-temperature of a still fiery hot 97°F (36.1°C), demonstrating subtle variation from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Colusa, is still a hot month, with an average temperature ranging between min 61°F (16.1°C) and max 90.7°F (32.6°C). September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a torrid 97°F (36.1°C) in August to a hot 90.7°F (32.6°C). Weather in September »
Weather in October
October, the same as September, is another warm autumn month in Colusa, California, with an average temperature varying between 77.5°F (25.3°C) and 54.9°F (12.7°C). Welcoming October, Colusa observes a shift in the average high-temperature, falling from September's hot 90.7°F (32.6°C) to a warm 77.5°F (25.3°C). Weather in October »
Weather in November
The last month of the autumn, November, is another comfortable month in Colusa, California, with an average temperature ranging between min 47.3°F (8.5°C) and max 63.9°F (17.7°C). The start of November signals a decrease in the average high-temperature, transitioning from a moderately hot 77.5°F (25.3°C) in October to a comfortable 63.9°F (17.7°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cool month in Colusa, California, with an average temperature varying between 54.5°F (12.5°C) and 42.1°F (5.6°C). December, having an average high-temperature of 54.5°F (12.5°C) and an average low-temperature of 42.1°F (5.6°C), is the coldest month. Weather in December »
Updated: Feb 9, 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 Colusa?
In Colusa, during the entire year, the rain falls for 58.9 days and collects up to 6.89" (175mm) of precipitation.
When does it snow in Colusa?
January is the only month when snow falls.
What is the snowiest month in Colusa?
The month with the most snowfall in Colusa is January, when 0.12" (3mm) of snow is typically aggregated.
How much does it snow in Colusa?
In Colusa, during the entire year, snow aggregates up to 0.12" (3mm).
What is the rainiest month in Colusa?
The months with the most rainfall are February and December, with an average 1.3" (33mm) of precipitation.
When it does not snow in Colusa?
February through December are months without snowfall.
When is the lowest UV index in Colusa?
February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Colusa, California.
What is the most humid month in Colusa?
The most humid month is March, with an average relative humidity of 71%.
When is Daylight Saving Time (DST) in Colusa?
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 in Colusa?
The month with the longest days in Colusa is June, with an average of 14h and 54min of daylight.
What are the months with the highest UV index in Colusa?
June through August, with an average maximum UV index of 7, are months with the highest UV index in Colusa.
What are the warmest months in Colusa?
In Colusa, July is the warmest month, with temperatures averaging a high of 98.8°F (37.1°C) and a low of 61.5°F (16.4°C).
What is the driest month in Colusa?
The months with the least rainfall in Colusa are July and August Rain falls for 1 days and accumulates 0.04" (1mm) of rain.
What month has the most sunshine in Colusa?
The month with the most sunshine in Colusa, California, is July, with an average of 12.1h of sunshine.
What is the least humid month in Colusa?
The least humid month in Colusa is September, with an average relative humidity of 36%.
What part of the year is the coldest in Colusa?
Colusa experiences its average lowest temperatures in December, reaching a peak of 54.5°F (12.5°C) and a minimum of 42.1°F (5.6°C).
What is the month with the shortest days in Colusa?
With an average of 9h and 30min of daylight, December has the shortest days of the year.
What is the month with the least sunshine in Colusa?
With an average of 5.8h of sunshine, December has the least sunshine of the year in Colusa.
Average temperature
Colusa, CA
The warmest month (with the highest average high temperature) is July (98.8°F).
The month with the lowest average high temperature is December (54.5°F).
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is December (42.1°F).
Average pressure
Colusa, CA
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
30.02"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.91"Hg - Average pressure in August:
29.91"Hg - Average pressure in September:
29.91"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Colusa, CA
- Average wind speed in January:
5.5mph - Average wind speed in February:
6.5mph - Average wind speed in March:
6.6mph - Average wind speed in April:
6.3mph - Average wind speed in May:
6.3mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5mph - Average wind speed in September:
5.1mph - Average wind speed in October:
6mph - Average wind speed in November:
5.5mph - Average wind speed in December:
5.9mph
The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity
Colusa, CA
The month with the highest relative humidity is March (71%).
The month with the lowest relative humidity is September (36%).
Average rainfall
Colusa, CA
- Average rainfall in January:
0.94" - Average rainfall in February:
1.3" - Average rainfall in March:
1.06" - Average rainfall in April:
0.47" - Average rainfall in May:
0.35" - Average rainfall in June:
0.12"
- Average rainfall in July:
0.04" - Average rainfall in August:
0.04" - Average rainfall in September:
0.08" - Average rainfall in October:
0.39" - Average rainfall in November:
0.79" - Average rainfall in December:
1.3"
The wettest months (with the highest rainfall) are February and December (1.3").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days
Colusa, CA
- Average rainfall days in January:
7.5 days - Average rainfall days in February:
7.3 days - Average rainfall days in March:
10.4 days - Average rainfall days in April:
7.3 days - Average rainfall days in May:
4.7 days - Average rainfall days in June:
1.8 days
- Average rainfall days in July:
1 days - Average rainfall days in August:
1.3 days - Average rainfall days in September:
1.7 days - Average rainfall days in October:
2.7 days - Average rainfall days in November:
5.6 days - Average rainfall days in December:
7.6 days
The month with the highest number of rainy days is March (10.4 days).
The month with the least rainy days is July (1 days).
Average snowfall
Colusa, CA
The month with the highest snowfall is January (0.1").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average daylight / Average sunshine
Colusa, 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 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - 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 0min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
5h and 5min - Average sunshine in February:
6h and 1min - Average sunshine in March:
7h and 5min - Average sunshine in April:
10h and 1min - Average sunshine in May:
11h and 0min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
11h and 5min - Average sunshine in September:
11h and 1min - Average sunshine in October:
7h and 1min - Average sunshine in November:
6h and 3min - Average sunshine in December:
5h and 5min
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 48min).
Average sunshine days
Colusa, CA
- Average sunshine days in January:
22.7 days - Average sunshine days in February:
20 days - Average sunshine days in March:
19.7 days - Average sunshine days in April:
21.3 days - Average sunshine days in May:
25.4 days - Average sunshine days in June:
27.6 days
- Average sunshine days in July:
29.8 days - Average sunshine days in August:
29.1 days - Average sunshine days in September:
28 days - Average sunshine days in October:
27.6 days - Average sunshine days in November:
23.6 days - Average sunshine days in December:
22.5 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (19.7 days).
Average UV index
Colusa, CA
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are February, November and December (UV index 3).
Average cloud cover
Colusa, CA
The months with the most cloud cover are March and December (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility
Colusa, 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).
Colusa, California, USA
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