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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
Weather in January
January, the same as December, is an icy winter month in Riverside, Missouri, with an average temperature fluctuating between 36.5°F (2.5°C) and 22.1°F (-5.5°C). Temperature readings reach their annual highs in January, averaging 36.5°F (2.5°C) and a minimum average of 22.1°F (-5.5°C). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Riverside, Missouri, with temperature in the range of an average high of 40.6°F (4.8°C) and an average low of 25.5°F (-3.6°C). The commencement of February brings an average high-temperature of a still cold 40.6°F (4.8°C), marking an inconsequential divergence from January. Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Riverside, Missouri, with an average temperature ranging between min 37.2°F (2.9°C) and max 53.6°F (12°C). March indicates a change in the average high-temperature, moving up from a cold 40.6°F (4.8°C) in February to a cool 53.6°F (12°C). Weather in March »
Weather in April
April in Riverside, Missouri, is a refreshing spring month, with an average temperature fluctuating between 45.7°F (7.6°C) and 64°F (17.8°C). Riverside's transition into April is marked by a rise in the average high-temperature, advancing from a fresh 53.6°F (12°C) in March to a comfortable 64°F (17.8°C). Weather in April »
Weather in May
May, the last month of the spring in Riverside, is an agreeable month, with an average temperature varying between 72.5°F (22.5°C) and 55.9°F (13.3°C). The start of May brings a subtle shift in the average high-temperature, edging up from April's refreshing 64°F (17.8°C) to an agreeable 72.5°F (22.5°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Riverside, Missouri, with an average temperature varying between 66.4°F (19.1°C) and 83.8°F (28.8°C). The shift into June is characterized by a rise in the average high-temperature, transitioning from May's pleasant 72.5°F (22.5°C) to a warm 83.8°F (28.8°C). Weather in June »
Weather in July
July in Riverside, Missouri, is a hot summer month, with an average temperature fluctuating between 68.5°F (20.3°C) and 86.5°F (30.3°C). Riverside experiences its highest temperatures in July, with an average peak of 86.5°F (30.3°C) and a low of 68.5°F (20.3°C). July's average heat index is calculated to be a sweltering 98.6°F (37°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Riverside, Missouri, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 66.2°F (19°C). Upon the beginning of August, Riverside's high-temperatures register at a warm 84.7°F (29.3°C), closely mirroring the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Riverside, Missouri, with an average temperature ranging between min 59.5°F (15.3°C) and max 78.4°F (25.8°C). The arrival of September signals a subtle shift in temperature, down from 84.7°F (29.3°C) in August to a still warm 78.4°F (25.8°C). Weather in September »
Weather in October
October, like September, in Riverside, Missouri, is another refreshing autumn month, with an average temperature varying between 64.8°F (18.2°C) and 47.8°F (8.8°C). The start of October signals a decrease in the average high-temperature, transitioning from a warm 78.4°F (25.8°C) in September to an enjoyable 64.8°F (18.2°C). Weather in October »
Weather in November
November, the last month of the autumn in Riverside, is another cool month, with an average temperature fluctuating between 52.3°F (11.3°C) and 36.5°F (2.5°C). Riverside observes a minor decrease in the average high-temperature with the arrival of November, falling from October's enjoyable 64.8°F (18.2°C) to a cool 52.3°F (11.3°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Riverside, Missouri, with an average temperature fluctuating between 40.3°F (4.6°C) and 27.3°F (-2.6°C). Onset of December witnesses a reduction in the average high-temperature, falling from a fresh 52.3°F (11.3°C) in November to a cold 40.3°F (4.6°C). Weather in December »
Updated: Aug 16, 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
What month is the coldest?
With average high and low temperatures of 36.5°F (2.5°C) and 22.1°F (-5.5°C) respectively, January is Riverside's coldest month.
What is the driest month?
The month with the least rainfall in Riverside, Missouri, is January, when the rain falls for 4.8 days and typically collects 0.67" (17mm) of precipitation.
How many days does it rain?
In Riverside, during the entire year, the rain falls for 126.5 days and collects up to 21.65" (550mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
How many days does it snow?
In Riverside, during the entire year, snow falls for 17.2 days and aggregates up to 5.51" (140mm) of snow.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 5.1h of sunshine.
What is the month with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 5.3 days and typically aggregates up to 2.13" (54mm) of snow.
When is Daylight Saving Time (DST) in Riverside?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the most humid month?
With an average relative humidity of 79%, May is the most humid month in Riverside.
What is the rainiest month?
The month with the most rainfall is May, when the rain falls for 17.2 days and typically aggregates up to 3.19" (81mm) of precipitation.
When it does not snow?
In Riverside, snow does not fall in June through September.
When are the longest days?
The month with the longest days is June, with an average of 14h and 54min of daylight.
When is the highest UV index?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What is the warmest month?
July, recording an average high temperature of 86.5°F (30.3°C) and a low temperature of 68.5°F (20.3°C), is Riverside's warmest month.
What month has the most sunshine in Riverside?
With an average of 10.5h of sunshine, July has the most sunshine of the year.
What is the least humid month?
With an average relative humidity of 69%, October is the least humid month.
What is the month with the shortest days?
With an average of 9h and 30min of daylight, December has the shortest days of the year.
Average temperature
Riverside, MO
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (36.5°F).
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure
Riverside, MO
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.13"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.91"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.89"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Riverside, MO
- Average wind speed in January:
9.6mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.8mph - Average wind speed in April:
9.8mph - Average wind speed in May:
8.1mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
6.4mph - Average wind speed in August:
6.3mph - Average wind speed in September:
7.1mph - Average wind speed in October:
8.6mph - Average wind speed in November:
9.4mph - Average wind speed in December:
9.1mph
The windiest months (with the highest average wind speed) are February, March and April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity
Riverside, MO
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (69%).
Average rainfall
Riverside, MO
- Average rainfall in January:
0.67" - Average rainfall in February:
0.71" - Average rainfall in March:
1.69" - Average rainfall in April:
2.17" - Average rainfall in May:
3.19" - Average rainfall in June:
2.64"
- Average rainfall in July:
2.72" - Average rainfall in August:
2.32" - Average rainfall in September:
1.93" - Average rainfall in October:
1.85" - Average rainfall in November:
0.87" - Average rainfall in December:
0.91"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days
Riverside, MO
- Average rainfall days in January:
4.8 days - Average rainfall days in February:
4.9 days - Average rainfall days in March:
11.4 days - Average rainfall days in April:
13.1 days - Average rainfall days in May:
17.2 days - Average rainfall days in June:
14.9 days
- Average rainfall days in July:
14.1 days - Average rainfall days in August:
13.9 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
8.5 days - Average rainfall days in November:
7 days - Average rainfall days in December:
5.2 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (4.8 days).
Average snowfall
Riverside, MO
- Average snowfall in January:
1.3" - Average snowfall in February:
2.13" - Average snowfall in March:
0.63" - Average snowfall in April:
0.04" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The month with the highest snowfall is February (2.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Riverside, MO
- Average snowfall days in January:
4.9 days - Average snowfall days in February:
5.3 days - Average snowfall days in March:
1.9 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0.1 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:
0.5 days - Average snowfall days in November:
1 days - Average snowfall days in December:
3.2 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Riverside, MO
- 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 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - 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 0min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
5h and 3min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days
Riverside, MO
- Average sunshine days in January:
21.8 days - Average sunshine days in February:
18.3 days - Average sunshine days in March:
16.7 days - Average sunshine days in April:
15.2 days - Average sunshine days in May:
11.6 days - Average sunshine days in June:
12.5 days
- Average sunshine days in July:
13.3 days - Average sunshine days in August:
13.8 days - Average sunshine days in September:
17.4 days - Average sunshine days in October:
20.4 days - Average sunshine days in November:
21 days - Average sunshine days in December:
22.1 days
The month with the most sunshine days is December (22.1 days).
The month with the least sunshine days is May (11.6 days).
Average UV index
Riverside, MO
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 2).
Average cloud cover
Riverside, MO
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility
Riverside, MO
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).
Riverside, Missouri, USA
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