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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 Piedmont, California, is another mild winter month, with temperature in the range of an average high of 56.3°F (13.5°C) and an average low of 44.2°F (6.8°C). Piedmont's January showcases an average high-temperature of a still moderate 56.3°F (13.5°C), hardly distinct from December's 55.4°F (13°C). Weather in January »
Weather in February
February, the last month of the winter in Piedmont, is another mild month, with an average temperature fluctuating between 45°F (7.2°C) and 58.8°F (14.9°C). The onset of February manifests an average high-temperature of a still refreshing 58.8°F (14.9°C), demonstrating a minor variation from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Piedmont, is an enjoyable month, with an average temperature varying between 46.4°F (8°C) and 60.8°F (16°C). With the onset of March, the average high-temperature registers at a still refreshing 60.8°F (16°C), subtly different from February's 58.8°F (14.9°C). Weather in March »
Weather in April
April, like March, in Piedmont, California, is another refreshing spring month, with temperature in the range of an average high of 65.3°F (18.5°C) and an average low of 47.8°F (8.8°C). April's arrival brings an average high-temperature of a still comfortable 65.3°F (18.5°C), slightly deviating from March's 60.8°F (16°C). Weather in April »
Weather in May
May, the last month of the spring in Piedmont, is an agreeable month, with an average temperature ranging between max 68°F (20°C) and min 50.5°F (10.3°C). The advent of May brings an average high-temperature of a pleasant 68°F (20°C), almost identical to the preceding month. Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Piedmont, California, with an average temperature fluctuating between 54.1°F (12.3°C) and 73.8°F (23.2°C). With the onset of June, Piedmont observes a minor temperature ascent, with the average high-temperature adjusting from May's pleasant 68°F (20°C) to a warm 73.8°F (23.2°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Piedmont, California, with an average temperature ranging between min 55°F (12.8°C) and max 75.6°F (24.2°C). The advent of July brings an average high-temperature of a still warm 75.6°F (24.2°C), exhibiting minor difference from the previous month. Weather in July »
Weather in August
August, the last month of the summer in Piedmont, is another warm month, with an average temperature ranging between min 56.7°F (13.7°C) and max 75.7°F (24.3°C). At the onset of August, Piedmont records an average high-temperature of a still warm 75.7°F (24.3°C), showing little deviation from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Piedmont, is still a warm month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 56.8°F (13.8°C). September, known for its average high temperature of 76.6°F (24.8°C) and an average low temperature of 56.8°F (13.8°C), is the warmest month. Weather in September »
Weather in October
October, like September, is another pleasant autumn month in Piedmont, California, with an average temperature fluctuating between 54.9°F (12.7°C) and 70.7°F (21.5°C). With the arrival of October, Piedmont notices a mild change in the average high-temperature, sliding from September's moderately hot 76.6°F (24.8°C) to an agreeable 70.7°F (21.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Piedmont, is another comfortable month, with an average temperature ranging between max 62.4°F (16.9°C) and min 49.5°F (9.7°C). November's arrival comes with a mild decrease in the average high-temperature, moving subtly from a pleasant 70.7°F (21.5°C) in October to a comfortable 62.4°F (16.9°C). Weather in November »
Weather in December
The first month of the winter, December, is also a moderate month in Piedmont, California, with an average temperature fluctuating between 44.6°F (7°C) and 55.4°F (13°C). Temperature records mark December as the coldest month, with highs averaging 55.4°F (13°C) and lows at 44.6°F (7°C). Weather in December »
[Resources]Frequently asked questions
How many days does it rain in Piedmont?
Throughout the year, in Piedmont, California, there are 55.6 rainfall days, and 5.24" (133mm) of precipitation is accumulated.
When is the lowest UV index in Piedmont?
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 in Piedmont?
February is the month with the most rainfall. Rain falls for 6.2 days and accumulates 1.1" (28mm) of precipitation.
What is the most humid month in Piedmont?
With an average relative humidity of 75%, March is the most humid month.
When is Daylight Saving Time (DST) in Piedmont?
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 are the months with the highest UV index in Piedmont?
April through September, with an average maximum UV index of 5, are months with the highest UV index in Piedmont, California.
What is the driest month in Piedmont?
The months with the least rainfall in Piedmont, California, are June through September Rain falls for 1.6 days and accumulates 0.08" (2mm) of rain.
When are the longest days in Piedmont?
With an average of 14h and 42min of daylight, June has the longest days of the year in Piedmont.
What month has the most sunshine in Piedmont?
July has the most sunshine of the year in Piedmont, California, with an average of 11.9h of sunshine.
What is the warmest month in Piedmont?
September, with average temperatures reaching a high of 76.6°F (24.8°C) and a low of 56.8°F (13.8°C), is the warmest month.
What is the least humid month in Piedmont?
With an average relative humidity of 64%, October is the least humid month in Piedmont, California.
What part of the year is the coldest in Piedmont?
With average high temperatures of 55.4°F (13°C) and lows of 44.6°F (7°C), December is the coldest month in Piedmont.
What is the month with the shortest days in Piedmont?
December has the shortest days of the year in Piedmont, California, with an average of 9h and 36min of daylight.
What is the month with the least sunshine in Piedmont?
The month with the least sunshine in Piedmont, California, is December, with an average of 5.8h of sunshine.
Average temperature
Piedmont, CA
The warmest month (with the highest average high temperature) is September (76.6°F).
The month with the lowest average high temperature is December (55.4°F).
The month with the highest average low temperature is September (56.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure
Piedmont, CA
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.07"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:
29.98"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 (29.92"Hg).
Average wind speed
Piedmont, CA
- Average wind speed in January:
5.3mph - Average wind speed in February:
6.2mph - Average wind speed in March:
6.6mph - Average wind speed in April:
7mph - Average wind speed in May:
7.3mph - Average wind speed in June:
7mph
- Average wind speed in July:
6.5mph - Average wind speed in August:
6.2mph - Average wind speed in September:
5.6mph - Average wind speed in October:
5.2mph - Average wind speed in November:
5mph - Average wind speed in December:
5.7mph
The windiest month (with the highest average wind speed) is May (7.3mph).
The calmest month (with the lowest average wind speed) is November (5mph).
Average humidity
Piedmont, CA
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (64%).
Average rainfall
Piedmont, CA
- Average rainfall in January:
0.94" - Average rainfall in February:
1.1" - Average rainfall in March:
0.71" - Average rainfall in April:
0.24" - Average rainfall in May:
0.28" - Average rainfall in June:
0.08"
- Average rainfall in July:
0.08" - Average rainfall in August:
0.08" - Average rainfall in September:
0.08" - Average rainfall in October:
0.28" - Average rainfall in November:
0.51" - Average rainfall in December:
0.87"
The wettest month (with the highest rainfall) is February (1.1").
The driest months (with the least rainfall) are June, July, August and September (0.08").
Average rainfall days
Piedmont, CA
- Average rainfall days in January:
7.6 days - Average rainfall days in February:
6.2 days - Average rainfall days in March:
8.7 days - Average rainfall days in April:
5.9 days - Average rainfall days in May:
4 days - Average rainfall days in June:
1.6 days
- Average rainfall days in July:
2.1 days - Average rainfall days in August:
1.5 days - Average rainfall days in September:
2.3 days - Average rainfall days in October:
3.5 days - Average rainfall days in November:
4.7 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is March (8.7 days).
The month with the least rainy days is August (1.5 days).
Average daylight / Average sunshine
Piedmont, 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 1min - Average daylight in June:
14h and 4min
- 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 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
6h and 1min - Average sunshine in February:
6h and 1min - Average sunshine in March:
7h and 5min - Average sunshine in April:
10h and 2min - Average sunshine in May:
10h and 4min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
11h and 5min - Average sunshine in September:
11h and 0min - Average sunshine in October:
7h and 0min - Average sunshine in November:
6h and 4min - Average sunshine in December:
5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days
Piedmont, CA
- Average sunshine days in January:
22.3 days - Average sunshine days in February:
20.5 days - Average sunshine days in March:
21.1 days - Average sunshine days in April:
23.7 days - Average sunshine days in May:
23.1 days - Average sunshine days in June:
25.2 days
- Average sunshine days in July:
25.5 days - Average sunshine days in August:
23.3 days - Average sunshine days in September:
24.9 days - Average sunshine days in October:
26 days - Average sunshine days in November:
24.1 days - Average sunshine days in December:
22.1 days
The month with the most sunshine days is October (26 days).
The month with the least sunshine days is February (20.5 days).
Average UV index
Piedmont, CA
The months with the highest UV index are April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover
Piedmont, CA
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility
Piedmont, 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).
Piedmont, California, USA
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