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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 snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Vineyard and tree lines in a plantation in the Napa Valley in Calistoga, California
Weather in January
January in Calistoga, California, is a refreshing winter month, with an average temperature fluctuating between 40.1°F (4.5°C) and 56.7°F (13.7°C). As Calistoga transitions into January, the average high-temperature stands at a mild 56.7°F (13.7°C), offering little variation from the preceding month. Weather in January »
Weather in February
February, the last month of the winter in Calistoga, is another mild month, with an average temperature fluctuating between 58.6°F (14.8°C) and 40.3°F (4.6°C). The commencement of February notes an average high-temperature of a still mild 58.6°F (14.8°C), exhibiting little difference from the previous month. Weather in February »
Weather in March
The first month of the spring, March, is an enjoyable month in Calistoga, California, with an average temperature fluctuating between 40.6°F (4.8°C) and 61.2°F (16.2°C). As February transitions into March, the average high-temperature rests at a comfortable 61.2°F (16.2°C), maintaining a close resemblance to the previous month. Weather in March »
Weather in April
April, the same as March, is another comfortable spring month in Calistoga, California, with an average temperature fluctuating between 43.3°F (6.3°C) and 67.6°F (19.8°C). The onset of April marks a slight increase in the average high-temperature, moving from an enjoyable 61.2°F (16.2°C) in March to a still refreshing 67.6°F (19.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Calistoga, California, with an average temperature ranging between min 47.5°F (8.6°C) and max 73.4°F (23°C). May's onset witnesses a minor shift in the average high-temperature, moving from a refreshing 67.6°F (19.8°C) in April to a warm 73.4°F (23°C). Weather in May »
Weather in June
June, the first month of the summer in Calistoga, is also a moderately hot month, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 83.1°F (28.4°C). As Calistoga enters June, the average high-temperature increases from the 73.4°F (23°C) of May to a still moderately hot 83.1°F (28.4°C). Weather in June »
Weather in July
July in Calistoga, California, is a hot summer month, with an average temperature fluctuating between 87.6°F (30.9°C) and 55.4°F (13°C). July ushers in an average high-temperature of a hot 87.6°F (30.9°C), aligning closely with the preceding month. Weather in July »
Weather in August
The last month of the summer, August, is another tropical month in Calistoga, California, with an average temperature ranging between max 87.8°F (31°C) and min 55°F (12.8°C). Calistoga's temperatures tend to reach their peak averages in August, with a high of 87.8°F (31°C) and a low of 55°F (12.8°C). August's mean heat index is evaluated at a tropical 93.2°F (34°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Calistoga, California, with temperature in the range of an average low of 54.5°F (12.5°C) and an average high of 84.4°F (29.1°C). September's onset brings an average high-temperature of a moderately hot 84.4°F (29.1°C), showing a minute difference from August's 87.8°F (31°C). Weather in September »
Weather in October
October, the same as September, is another warm autumn month in Calistoga, California, with an average temperature fluctuating between 74.7°F (23.7°C) and 50.7°F (10.4°C). As October arrives, Calistoga's weather displays a decrease in high-temperatures, transitioning from September's warm 84.4°F (29.1°C) to a still moderately hot 74.7°F (23.7°C). Weather in October »
Weather in November
November, the last month of the autumn in Calistoga, is another comfortable month, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 63.5°F (17.5°C). Calistoga in November demonstrates a small temperature transition, adjusting from an average high of a warm 74.7°F (23.7°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 also a fresh month in Calistoga, California, with an average temperature fluctuating between 39.4°F (4.1°C) and 54.7°F (12.6°C). Calistoga's coldest weather arrives in December, when temperatures average a high of 54.7°F (12.6°C) and a low of 39.4°F (4.1°C). Weather in December »
Updated: Jul 21, 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 Calistoga?
In Calistoga, during the entire year, the rain falls for 77 days and collects up to 17.05" (433mm) of precipitation.
When it does not snow?
January, March through December are months without snowfall.
How much does it snow?
Throughout the year, in Calistoga, 0.04" (1mm) of snow is accumulated.
What is the rainiest month?
The month with the most rainfall is February, when the rain falls for 9.5 days and typically aggregates up to 3.78" (96mm) of precipitation.
When does it snow in Calistoga?
February is the only month when snow falls.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.
What is the most humid month?
March is the most humid month, with an average relative humidity of 75%.
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 in Calistoga?
The month with the longest days is June, with an average of 14h and 48min of daylight.
What are the months with the highest UV index?
The months with the highest UV index 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 when the rain falls for 1 days and typically aggregates up to 0.04" (1mm) of rain.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 12h of sunshine.
What month is the hottest?
With average temperatures fluctuating between a high of 87.8°F (31°C) and a low of 55°F (12.8°C), August stands out as the warmest month.
What is the least humid month?
September is the least humid month in Calistoga, with an average relative humidity of 53%.
What time of the year is the coldest?
December stands out as Calistoga's coldest month, with an average high-temperature of 54.7°F (12.6°C) and a low-temperature of 39.4°F (4.1°C).
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 5.5h of sunshine.
What is the month with the lowest UV index?
December is the month with the lowest UV index, with an average maximum UV index of 2.
Average temperature
Calistoga, CA
The warmest month (with the highest average high temperature) is August (87.8°F).
The month with the lowest average high temperature is December (54.7°F).
The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is December (39.4°F).
Average pressure
Calistoga, 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:
29.97"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.92"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:
30.07"Hg - Average pressure in December:
30.11"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 (29.91"Hg).
Average wind speed
Calistoga, CA
- Average wind speed in January:
4.5mph - Average wind speed in February:
5.1mph - Average wind speed in March:
5.3mph - Average wind speed in April:
5.7mph - Average wind speed in May:
5.7mph - Average wind speed in June:
5.4mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.5mph - Average wind speed in September:
4.4mph - Average wind speed in October:
4.5mph - Average wind speed in November:
4.3mph - Average wind speed in December:
4.5mph
The windiest months (with the highest average wind speed) are April and May (5.7mph).
The calmest month (with the lowest average wind speed) is November (4.3mph).
Average humidity
Calistoga, CA
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is September (53%).
Average rainfall
Calistoga, CA
- Average rainfall in January:
3.15" - Average rainfall in February:
3.78" - Average rainfall in March:
2.6" - Average rainfall in April:
0.83" - Average rainfall in May:
0.79" - Average rainfall in June:
0.16"
- Average rainfall in July:
0.04" - Average rainfall in August:
0.04" - Average rainfall in September:
0.08" - Average rainfall in October:
0.91" - Average rainfall in November:
1.54" - Average rainfall in December:
3.15"
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
Calistoga, CA
- Average rainfall days in January:
10.3 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
13.6 days - Average rainfall days in April:
8.3 days - Average rainfall days in May:
5.5 days - Average rainfall days in June:
2.3 days
- Average rainfall days in July:
1 days - Average rainfall days in August:
0.8 days - Average rainfall days in September:
2.1 days - Average rainfall days in October:
4.9 days - Average rainfall days in November:
7.5 days - Average rainfall days in December:
11.2 days
The month with the highest number of rainy days is March (13.6 days).
The month with the least rainy days is August (0.8 days).
Average snowfall
Calistoga, CA
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days
Calistoga, CA
- Average snowfall days in January:
0 days - Average snowfall days in February:
0.1 days - Average snowfall days in March:
0.1 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0 days
The months with the highest number of snowfall days are February and March (0.1 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October, November and December (0 days).
Average daylight / Average sunshine
Calistoga, 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:
5h and 5min - Average sunshine in March:
7h and 1min - Average sunshine in April:
9h and 5min - Average sunshine in May:
10h and 4min - 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 1min - Average sunshine in October:
6h and 5min - Average sunshine in November:
6h and 2min - Average sunshine in December:
5h and 3min
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 30min).
Average sunshine days
Calistoga, CA
- Average sunshine days in January:
20 days - Average sunshine days in February:
18.1 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
20.7 days - Average sunshine days in May:
24.3 days - Average sunshine days in June:
26.8 days
- Average sunshine days in July:
29.8 days - Average sunshine days in August:
29.5 days - Average sunshine days in September:
27.4 days - Average sunshine days in October:
25 days - Average sunshine days in November:
21.6 days - Average sunshine days in December:
18.9 days
The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (15.8 days).
Average UV index
Calistoga, 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 2).
Average cloud cover
Calistoga, CA
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 5).
Average visibility
Calistoga, CA
The months with the highest visibility are January, February, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is March (5mi).
Calistoga, California, USA
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