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, like December, is another mild winter month in Monte Rio, California, with temperature in the range of an average low of 42.3°F (5.7°C) and an average high of 57.7°F (14.3°C). In Monte Rio, the average high-temperature in January is relatively the same as in December - a still moderate 57.7°F (14.3°C). Weather in January »
Weather in February
The last month of the winter, February, is also a moderate month in Monte Rio, California, with an average temperature varying between 41.9°F (5.5°C) and 59.2°F (15.1°C). In Monte Rio, the average high-temperature in February is relatively the same as in January - a still moderate 59.2°F (15.1°C). Weather in February »
Weather in March
March, the first month of the spring in Monte Rio, is still a mild month, with temperature in the range of an average high of 60.6°F (15.9°C) and an average low of 43°F (6.1°C). In Monte Rio, the average high-temperature in March is almost the same as in February - a still moderate 60.6°F (15.9°C). Weather in March »
Weather in April
April is a comfortable spring month in Monte Rio, California, with temperature in the range of an average low of 44.8°F (7.1°C) and an average high of 65.7°F (18.7°C). In Monte Rio, the average high-temperature in April is relatively the same as in March - a comfortable 65.7°F (18.7°C). Weather in April »
Weather in May
May, the last month of the spring in Monte Rio, is an agreeable month, with temperature in the range of an average high of 69.6°F (20.9°C) and an average low of 47.5°F (8.6°C). In Monte Rio, the average high-temperature in May is almost the same as in April - a pleasant 69.6°F (20.9°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Monte Rio, California, with an average temperature ranging between max 77.2°F (25.1°C) and min 51.8°F (11°C). In Monte Rio, the average high-temperature in June slightly increases from a pleasant 69.6°F (20.9°C) in May to a moderately hot 77.2°F (25.1°C). Weather in June »
Weather in July
July, like June, in Monte Rio, California, is another warm summer month, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 80.2°F (26.8°C). In July, the average high-temperature is practically the same as in June - a still moderately hot 80.2°F (26.8°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Monte Rio, California, with an average temperature ranging between min 53.4°F (11.9°C) and max 81°F (27.2°C). With an average high-temperature of 81°F (27.2°C) and an average low-temperature of 53.4°F (11.9°C), August is the warmest month. The average heat index in August is computed to be 84.2°F (29°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Monte Rio, California, with an average temperature ranging between max 79.9°F (26.6°C) and min 53.4°F (11.9°C). In September, the average high-temperature is almost the same as in August - a still moderately hot 79.9°F (26.6°C). Weather in September »
Weather in October
October, like September, is an agreeable autumn month in Monte Rio, California, with an average temperature varying between 72.5°F (22.5°C) and 50.5°F (10.3°C). In Monte Rio, California, the average high-temperature in October slightly decreases from a warm 79.9°F (26.6°C) in September to a pleasant 72.5°F (22.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another comfortable month in Monte Rio, California, with temperature in the range of an average high of 63.5°F (17.5°C) and an average low of 45.3°F (7.4°C). In November, the average high-temperature decreases from a pleasant 72.5°F (22.5°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 moderate month in Monte Rio, California, with an average temperature varying between 56.3°F (13.5°C) and 41.4°F (5.2°C). The coldest month is December, with an average high-temperature of 56.3°F (13.5°C) and an average low-temperature of 41.4°F (5.2°C). Weather in December »
[Resources]FAQ
How many days does it rain in Monte Rio?
Throughout the year, in Monte Rio, there are 60.1 rainfall days, and 12.87" (327mm) of precipitation is accumulated.
What is the month with the lowest UV index in Monte Rio?
The months with the lowest UV index in Monte Rio, California, are January, February, November and December, with an average maximum UV index of 3.
What is the rainiest month in Monte Rio?
The month with the most rainfall is February, when the rain falls for 7.3 days and typically aggregates up to 3.27" (83mm) of precipitation.
What is the most humid month in Monte Rio?
The most humid month in Monte Rio, California, is March, with an average relative humidity of 77%.
When is Daylight Saving Time (DST) in Monte Rio?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Monte Rio, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from PDT to PST.
When are the longest days in Monte Rio?
June has the longest days of the year, with an average of 14h and 49min of daylight.
What is the month with the highest UV index in Monte Rio?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What is the driest month in Monte Rio?
July and August are months with the least rain when the rain falls for 1.3 days and typically aggregates up to 0.04" (1mm) of rain.
What month has the most sunshine in Monte Rio?
With an average of 11.8h of sunshine, July has the most sunshine of the year.
What is the warmest month in Monte Rio?
With an average high-temperature of 81°F (27.2°C) and an average low-temperature of 53.4°F (11.9°C), August is the warmest month in Monte Rio.
What is the least humid month in Monte Rio?
September is the least humid month, with an average relative humidity of 62%.
What is the coldest month in Monte Rio?
December is the coldest month in Monte Rio, California, with an average high-temperature of 56.3°F (13.5°C) and an average low-temperature of 41.4°F (5.2°C).
What is the month with the shortest days in Monte Rio?
December has the shortest days of the year, with an average of 9h and 32min of daylight.
What is the month with the least sunshine in Monte Rio?
With an average of 5.4h of sunshine, December has the least sunshine of the year.
Average temperature
Monte Rio, CA
The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (56.3°F).
The months with the highest average low temperature are August and September (53.4°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).
Average pressure
Monte Rio, 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:
29.98"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:
29.99"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.1"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
Monte Rio, CA
- Average wind speed in January:
5.3mph - Average wind speed in February:
6.2mph - Average wind speed in March:
6.5mph - Average wind speed in April:
7.1mph - Average wind speed in May:
7.2mph - Average wind speed in June:
6.9mph
- Average wind speed in July:
5.6mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.3mph - Average wind speed in October:
5.3mph - Average wind speed in November:
5mph - Average wind speed in December:
5.2mph
The windiest month (with the highest average wind speed) is May (7.2mph).
The calmest month (with the lowest average wind speed) is November (5mph).
Average humidity
Monte Rio, CA
The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).
Average rainfall
Monte Rio, CA
- Average rainfall in January:
1.97" - Average rainfall in February:
3.27" - Average rainfall in March:
2.01" - Average rainfall in April:
0.51" - Average rainfall in May:
0.79" - 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:
0.63" - Average rainfall in November:
1.1" - Average rainfall in December:
2.32"
The wettest month (with the highest rainfall) is February (3.27").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days
Monte Rio, CA
- Average rainfall days in January:
8.1 days - Average rainfall days in February:
7.3 days - Average rainfall days in March:
10.3 days - Average rainfall days in April:
5.6 days - Average rainfall days in May:
4.8 days - Average rainfall days in June:
1.8 days
- Average rainfall days in July:
1.3 days - Average rainfall days in August:
0.9 days - Average rainfall days in September:
1.9 days - Average rainfall days in October:
3.6 days - Average rainfall days in November:
5.9 days - Average rainfall days in December:
8.6 days
The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).
Average daylight / Average sunshine
Monte Rio, CA
- Average daylight in January:
9h and 51min - Average daylight in February:
10h and 47min - Average daylight in March:
11h and 59min - Average daylight in April:
13h and 14min - Average daylight in May:
14h and 17min - Average daylight in June:
14h and 49min
- Average daylight in July:
14h and 32min - Average daylight in August:
13h and 37min - Average daylight in September:
12h and 25min - Average daylight in October:
11h and 11min - Average daylight in November:
10h and 5min - Average daylight in December:
9h and 32min
The month with the longest days is June (Average daylight: 14h and 49min).
The month with the shortest days is December (Average daylight: 9h and 32min).
- Average sunshine in January:
5h and 36min - Average sunshine in February:
5h and 54min - Average sunshine in March:
7h and 6min - Average sunshine in April:
9h and 48min - Average sunshine in May:
10h and 12min - Average sunshine in June:
11h and 24min
- Average sunshine in July:
11h and 48min - Average sunshine in August:
11h and 42min - Average sunshine in September:
10h and 48min - Average sunshine in October:
6h and 48min - Average sunshine in November:
6h and 18min - Average sunshine in December:
5h and 24min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days
Monte Rio, CA
- Average sunshine days in January:
22 days - Average sunshine days in February:
19.9 days - Average sunshine days in March:
20 days - Average sunshine days in April:
23.3 days - Average sunshine days in May:
24.8 days - Average sunshine days in June:
27.3 days
- Average sunshine days in July:
28.9 days - Average sunshine days in August:
28.4 days - Average sunshine days in September:
27.9 days - Average sunshine days in October:
26.3 days - Average sunshine days in November:
23.5 days - Average sunshine days in December:
21.3 days
The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is February (19.9 days).
Average UV index
Monte Rio, CA
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover
Monte Rio, CA
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility
Monte Rio, 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).
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