Climate and monthly weather forecastDemuth, CA
Climate and monthly weather forecast
Weather in January
January, the same as December, in Demuth, California, is a frosty winter month, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 45.1°F (7.3°C). January's onset records a minor alteration in the average high-temperature to a still chilly 45.1°F (7.3°C) from December's 43.3°F (6.3°C). Weather in January »Weather in February
The last month of the winter, February, is also a frosty month in Demuth, California, with an average temperature varying between 46.8°F (8.2°C) and 30°F (-1.1°C). In February, Demuth's weather conditions record an average high-temperature of a still frosty 46.8°F (8.2°C), demonstrating little divergence from the preceding month. Weather in February »Weather in March
March, the first month of the spring in Demuth, is still a chilly month, with an average temperature varying between 31.6°F (-0.2°C) and 49.3°F (9.6°C). March's commencement is accompanied by an average high-temperature of a still chilly 49.3°F (9.6°C), diverging marginally from February's 46.8°F (8.2°C). Weather in March »Weather in April
April is a refreshing spring month in Demuth, California, with an average temperature varying between 35.1°F (1.7°C) and 57.7°F (14.3°C). The coming of April brings a minor shift in Demuth's weather, with average high-temperatures adjusting from March's frosty 49.3°F (9.6°C) to a refreshing 57.7°F (14.3°C). Weather in April »Weather in May
The last month of the spring, May, is a comfortable month in Demuth, California, with temperature in the range of an average high of 66.9°F (19.4°C) and an average low of 40.6°F (4.8°C). As May arrives, Demuth's weather shows an increase in high-temperatures, moving from April's mild 57.7°F (14.3°C) to an enjoyable 66.9°F (19.4°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Demuth, California, with temperature in the range of an average low of 47.8°F (8.8°C) and an average high of 77.4°F (25.2°C). June's arrival brings a change in high-temperatures, moving from an enjoyable 66.9°F (19.4°C) in May to a moderately hot 77.4°F (25.2°C). Weather in June »Weather in July
July in Demuth, California, is a hot summer month, with an average temperature ranging between min 53.1°F (11.7°C) and max 86.7°F (30.4°C). July proves to be the warmest month, recording an average peak temperature of 86.7°F (30.4°C) and a minimum temperature of 53.1°F (11.7°C). The heat index in July is appraised at a tropical 86°F (30°C). Weather in July »Weather in August
August, the last month of the summer in Demuth, is also a moderately hot month, with an average temperature fluctuating between 52.3°F (11.3°C) and 85.8°F (29.9°C). August's onset records a minor alteration in the average high-temperature to a warm 85.8°F (29.9°C) from July's 86.7°F (30.4°C). Weather in August »Weather in September
September, the first month of the autumn in Demuth, is still a warm month, with an average temperature fluctuating between 48°F (8.9°C) and 78.8°F (26°C). With the arrival of September, Demuth experiences a modest decline in average high-temperatures, transitioning from a warm 85.8°F (29.9°C) in August to a still moderately hot 78.8°F (26°C). Weather in September »Weather in October
October, the same as September, is another comfortable autumn month in Demuth, California, with an average temperature ranging between max 65.5°F (18.6°C) and min 40.1°F (4.5°C). As September transitions into October, Demuth sees a drop in the average high-temperature, transitioning from a warm 78.8°F (26°C) to an enjoyable 65.5°F (18.6°C). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Demuth, California, with temperature in the range of an average low of 32.7°F (0.4°C) and an average high of 52.7°F (11.5°C). The onset of November brings a small change in high-temperatures, falling from a comfortable 65.5°F (18.6°C) in October to a cool 52.7°F (11.5°C). Weather in November »Weather in December
The first month of the winter, December, is also a frosty month in Demuth, California, with an average temperature ranging between max 43.3°F (6.3°C) and min 27.9°F (-2.3°C). Demuth reaches its lowest average temperatures in December, measuring 43.3°F (6.3°C) at the peak and 27.9°F (-2.3°C) at the lowest. Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Demuth, CA
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (43.3°F).
The month with the highest average low temperature is July (53.1°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).
Average pressure
Demuth, CA
- Average pressure in January:
30.18"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
30.02"Hg - Average pressure in May:
29.95"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:
29.94"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.16"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).
Average wind speed
Demuth, CA
- Average wind speed in January:
5.2mph - Average wind speed in February:
5.5mph - Average wind speed in March:
5.8mph - Average wind speed in April:
5.7mph - Average wind speed in May:
5.4mph - Average wind speed in June:
5.3mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.5mph - Average wind speed in September:
4.8mph - Average wind speed in October:
5.2mph - Average wind speed in November:
4.8mph - Average wind speed in December:
5.1mph
The windiest month (with the highest average wind speed) is March (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity
Demuth, CA
The months with the highest relative humidity are January and March (79%).
The months with the lowest relative humidity are July and August (40%).
Average rainfall
Demuth, CA
- Average rainfall in January:
3.74" - Average rainfall in February:
3.62" - Average rainfall in March:
4.45" - Average rainfall in April:
1.97" - Average rainfall in May:
2.2" - Average rainfall in June:
0.55"
- Average rainfall in July:
0.16" - Average rainfall in August:
0.28" - Average rainfall in September:
0.39" - Average rainfall in October:
1.1" - Average rainfall in November:
2.01" - Average rainfall in December:
4.21"
The wettest month (with the highest rainfall) is March (4.45").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days
Demuth, CA
- Average rainfall days in January:
11.2 days - Average rainfall days in February:
9.8 days - Average rainfall days in March:
14.2 days - Average rainfall days in April:
14.5 days - Average rainfall days in May:
11.5 days - Average rainfall days in June:
6.3 days
- Average rainfall days in July:
3.2 days - Average rainfall days in August:
2.3 days - Average rainfall days in September:
4.1 days - Average rainfall days in October:
6.5 days - Average rainfall days in November:
8.9 days - Average rainfall days in December:
12.5 days
The month with the highest number of rainy days is April (14.5 days).
The month with the least rainy days is August (2.3 days).
Average snowfall
Demuth, CA
- Average snowfall in January:
10.35" - Average snowfall in February:
9.49" - Average snowfall in March:
10.43" - Average snowfall in April:
1.85" - Average snowfall in May:
0.2" - Average snowfall in June:
0"
The month with the highest snowfall is March (10.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Demuth, CA
- Average snowfall days in January:
6.8 days - Average snowfall days in February:
7.1 days - Average snowfall days in March:
8 days - Average snowfall days in April:
2.8 days - Average snowfall days in May:
0.4 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:
0.1 days - Average snowfall days in October:
0.3 days - Average snowfall days in November:
3.7 days - Average snowfall days in December:
7.5 days
The month with the highest number of snowfall days is March (8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Demuth, CA
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 30min - Average daylight in June:
15h and 6min
- Average daylight in July:
14h and 48min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 54min - Average daylight in December:
9h and 12min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
5h and 48min - Average sunshine in February:
6h and 12min - Average sunshine in March:
7h and 42min - Average sunshine in April:
10h and 30min - Average sunshine in May:
11h and 6min - Average sunshine in June:
11h and 48min
- Average sunshine in July:
12h and 6min - Average sunshine in August:
11h and 54min - Average sunshine in September:
11h and 6min - Average sunshine in October:
7h and 12min - Average sunshine in November:
6h and 36min - Average sunshine in December:
5h and 42min
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 42min).
Average sunshine days
Demuth, CA
- Average sunshine days in January:
15.8 days - Average sunshine days in February:
14.1 days - Average sunshine days in March:
11.3 days - Average sunshine days in April:
12.8 days - Average sunshine days in May:
16.8 days - Average sunshine days in June:
22.4 days
- Average sunshine days in July:
25.5 days - Average sunshine days in August:
26 days - Average sunshine days in September:
24.7 days - Average sunshine days in October:
22.6 days - Average sunshine days in November:
18.1 days - Average sunshine days in December:
14.7 days
The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.3 days).
Average UV index
Demuth, CA
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Demuth, CA
The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 6).
Average visibility
Demuth, CA
The months with the highest visibility are February, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, March and December (5mi).





