Climate and monthly weather forecast
Santee, CA

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Weather in January

January, the same as December, is another enjoyable winter month in Santee, California, with temperature in the range of an average high of 66.4°F (19.1°C) and an average low of 47.8°F (8.8°C). As December transitions into January, Santee records an average high-temperature of a still refreshing 66.4°F (19.1°C), showing a gentle shift from the preceding month. Weather in January »

Weather in February

The last month of the winter, February, is also an enjoyable month in Santee, California, with an average temperature ranging between min 46.9°F (8.3°C) and max 64.9°F (18.3°C). With the onset of February, the average high-temperature stands at a still comfortable 64.9°F (18.3°C), closely aligned with January's 66.4°F (19.1°C). Weather in February »

Weather in March

March, the first month of the spring in Santee, is still a refreshing month, with an average temperature ranging between min 48.4°F (9.1°C) and max 67.6°F (19.8°C). As Santee steps into March, the average high-temperature holds at a still enjoyable 67.6°F (19.8°C), hinting at a minor fluctuation from the prior month. Weather in March »

Weather in April

April is a pleasant spring month in Santee, California, with an average temperature varying between 50.5°F (10.3°C) and 70.3°F (21.3°C). Santee's shift from March to April is accompanied by an average high-temperature of a pleasant 70.3°F (21.3°C), a slight deviation from 67.6°F (19.8°C). Weather in April »

Weather in May

May, the last month of the spring in Santee, is also an agreeable month, with an average temperature fluctuating between 53.8°F (12.1°C) and 71.8°F (22.1°C). May's weather records an average high-temperature of a still agreeable 71.8°F (22.1°C), showing little deviation from April. Weather in May »

Weather in June

June, the first month of the summer in Santee, is a moderately hot month, with an average temperature ranging between min 57.2°F (14°C) and max 77.5°F (25.3°C). June's onset is marked by a subtle temperature increase, moving from an agreeable 71.8°F (22.1°C) in May to a warm 77.5°F (25.3°C). Weather in June »

Weather in July

July, like June, in Santee, California, is a moderately hot summer month, with an average temperature ranging between min 63.3°F (17.4°C) and max 82.6°F (28.1°C). July's weather displays an average high-temperature of a still warm 82.6°F (28.1°C), slightly varied from June's 77.5°F (25.3°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Santee, California, with an average temperature ranging between min 65.3°F (18.5°C) and max 84.7°F (29.3°C). August is the warmest month, with an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 65.3°F (18.5°C). The heat index in August is computed to be a tropical 89.6°F (32°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Santee, California, with an average temperature ranging between min 63.7°F (17.6°C) and max 82.8°F (28.2°C). Stepping into September, Santee records an average high-temperature of a still moderately hot 82.8°F (28.2°C), almost consistent with August. Weather in September »

Weather in October

October, like September, in Santee, California, is another warm autumn month, with an average temperature varying between 77.4°F (25.2°C) and 58.8°F (14.9°C). Santee in October experiences a gentle temperature dip, with average high-temperatures reducing from 82.8°F (28.2°C) in September to a still warm 77.4°F (25.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an agreeable month in Santee, California, with an average temperature fluctuating between 52.9°F (11.6°C) and 71.1°F (21.7°C). The start of November involves a subtle temperature drop, shifting from a warm 77.4°F (25.2°C) in October to a pleasant 71.1°F (21.7°C). Weather in November »

Weather in December

December, the first month of the winter in Santee, is also an enjoyable month, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 64°F (17.8°C). In Santee, December is the month with the lowest recorded average temperatures, measuring a high of 64°F (17.8°C) and a low of 47.5°F (8.6°C). Weather in December »

Frequently asked questions

How much does it rain?

Throughout the year, there are 47.9 rainfall days, and 5.31" (135mm) of precipitation is accumulated.

When is the lowest UV index?

January, February, November and December, with an average maximum UV index of 4, are months with the lowest UV index.

What is the wettest month?

February is the month with the most rainfall. Rain falls for 5.3 days and accumulates 1.14" (29mm) of precipitation.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Santee, 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 most humid month?

The most humid month is May, with an average relative humidity of 66%.

What is the driest month?

June is the month with the least rainfall. Rain falls for 1.4 days and accumulates 0.04" (1mm) of precipitation.

When are the longest days?

The month with the longest days is June, with an average of 14h and 18min of daylight.

What are the months with the highest UV index?

June through September, with an average maximum UV index of 6, are months with the highest UV index in Santee.

What month has the most sunshine?

With an average of 12.1h of sunshine, July has the most sunshine of the year.

What time of the year is the hottest?

The temperatures reach their highest averages in August, with highs of 84.7°F (29.3°C) and lows of 65.3°F (18.5°C).

What is the least humid month?

November is the least humid month, with an average relative humidity of 54%.

What time of the year is the coldest?

With its average high temperature of 64°F (17.8°C) and a low of 47.5°F (8.6°C), December is regarded as the coldest month.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 0min of daylight.

What is the month with the least sunshine?

With an average of 6.7h of sunshine, December has the least sunshine of the year.

Average temperature
Santee, CA

Average temperature - Santee, CA

The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is December (64°F).

The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is February (46.9°F).

Average pressure
Santee, CA

Average pressure - Santee, CA

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.87"Hg).

Average wind speed
Santee, CA

Average wind speed - Santee, CA

The windiest month (with the highest average wind speed) is April (5.4mph).
The calmest month (with the lowest average wind speed) is October (4.2mph).

Average rainfall
Santee, CA

Average rainfall - Santee, CA

The wettest month (with the highest rainfall) is February (1.14").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days
Santee, CA

Average rainfall days - Santee, CA

The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is June (1.4 days).

Average daylight / Average sunshine
Santee, CA

Average daylight / Average sunshine - Santee, CA

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days
Santee, CA

Average sunshine days - Santee, CA

The month with the most sunshine days is June (28 days).
The month with the least sunshine days is February (22.3 days).

Average UV index
Santee, CA

Average UV index - Santee, CA

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).

Average visibility
Santee, CA

Average visibility - Santee, 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).

Santee, California, USA

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