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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, like December, is a freezing cold winter month in Riverdale, North Dakota, with an average temperature varying between 5.4°F (-14.8°C) and 19.6°F (-6.9°C). Riverdale's coldest temperatures are experienced in January, with average high temperatures of 19.6°F (-6.9°C) and lows of 5.4°F (-14.8°C). Weather in January »
Weather in February
February, the last month of the winter in Riverdale, is another freezing cold month, with an average temperature ranging between min 6.3°F (-14.3°C) and max 20.7°F (-6.3°C). The dawn of February sees an average high-temperature of a still freezing cold 20.7°F (-6.3°C), subtly contrasting with January's 19.6°F (-6.9°C). Weather in February »
Weather in March
The first month of the spring, March, is a cold month in Riverdale, North Dakota, with temperature in the range of an average low of 21.4°F (-5.9°C) and an average high of 36°F (2.2°C). Riverdale experiences a noticeable temperature shift with the start of March, with average high-temperatures moving from a subzero cold 20.7°F (-6.3°C) in February to a cold 36°F (2.2°C). Weather in March »
Weather in April
April is a cool spring month in Riverdale, North Dakota, with an average temperature ranging between min 33.6°F (0.9°C) and max 50°F (10°C). The shift from March to April brings an increase in the average high-temperature, moving from a wintry 36°F (2.2°C) to a cool 50°F (10°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Riverdale, North Dakota, with an average temperature fluctuating between 46.4°F (8°C) and 64.2°F (17.9°C). In Riverdale, the average high-temperature in May rises, from a cool 50°F (10°C) in April, to a comfortable 64.2°F (17.9°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Riverdale, North Dakota, with an average temperature ranging between max 74.1°F (23.4°C) and min 55°F (12.8°C). As Riverdale transitions into June, the average high-temperature shows a change, moving from a comfortable 64.2°F (17.9°C) in May to a moderately hot 74.1°F (23.4°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Riverdale, North Dakota, with an average temperature fluctuating between 59.7°F (15.4°C) and 81.9°F (27.7°C). Riverdale's July weather, with an average high temperature of 81.9°F (27.7°C) and an average low temperature of 59.7°F (15.4°C), tends to be the warmest of the year. The heat index value for July is appraised at 84.2°F (29°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Riverdale, North Dakota, with an average temperature fluctuating between 81.1°F (27.3°C) and 58.6°F (14.8°C). The commencement of August brings an average high-temperature of a still warm 81.1°F (27.3°C), marking an inconsequential divergence from July. Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Riverdale, North Dakota, with an average temperature ranging between min 51.3°F (10.7°C) and max 70.7°F (21.5°C). Stepping into September, Riverdale observes a temperature decline, with the average high falling from August's warm 81.1°F (27.3°C) to an agreeable 70.7°F (21.5°C). Weather in September »
Weather in October
October, like September, in Riverdale, North Dakota, is another fresh autumn month, with temperature in the range of an average high of 52.7°F (11.5°C) and an average low of 38.3°F (3.5°C). Riverdale's weather experiences a significant temperature drop with the arrival of October, falling from an agreeable 70.7°F (21.5°C) in September to a cool 52.7°F (11.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Riverdale, is also an icy month, with an average temperature varying between 37.2°F (2.9°C) and 24.4°F (-4.2°C). Riverdale in November sees a clear temperature decline, with average high-temperatures decreasing from a fresh 52.7°F (11.5°C) in October to an icy 37.2°F (2.9°C). Weather in November »
Weather in December
December, the first month of the winter in Riverdale, is still a freezing cold month, with an average temperature fluctuating between 9.7°F (-12.4°C) and 21.7°F (-5.7°C). December is characterized by a noticeable reduction in the average high-temperature, falling from a wintry 37.2°F (2.9°C) in November to a subzero cold 21.7°F (-5.7°C). Weather in December »
Updated: Aug 9, 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 is the coldest time of year?
January is the month that records the lowest temperatures, with averages ranging from a high of 19.6°F (-6.9°C) to a low of 5.4°F (-14.8°C).
What is the most humid month?
With an average relative humidity of 90%, January is the most humid month.
How many days does it rain?
In Riverdale, during the entire year, the rain falls for 95.9 days and collects up to 14.65" (372mm) of precipitation.
When does it snow in Riverdale?
January through May, October through December are months with snowfall.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 12.6 days and typically aggregates up to 3.31" (84mm) of snow.
How much does it snow?
In Riverdale, during the entire year, snow falls for 68 days and aggregates up to 18.19" (462mm) of snow.
What are the months with the least sunshine?
January and December, with an average of 3.7h of sunshine, are months with the least sunshine.
When is the lowest UV index?
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the driest month?
The month with the least rainfall in Riverdale is February, when the rain falls for 2.1 days and typically collects 0.39" (10mm) of precipitation.
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 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 rainiest month?
The month with the most rainfall is June, when the rain falls for 13.9 days and typically aggregates up to 2.64" (67mm) of precipitation.
When it does not snow in Riverdale?
June through September are months without snowfall.
When are the longest days?
June has the longest days of the year, with an average of 15h and 54min of daylight.
What are the warmest months?
The warmest temperatures in Riverdale occur during July, when averages reach a peak of 81.9°F (27.7°C) and a low of 59.7°F (15.4°C).
What month has the most sunshine?
July has the most sunshine of the year, with an average of 11.3h of sunshine.
When is the highest UV index?
With an average maximum UV index of 6, July is the month with the highest UV index.
What is the least humid month?
August is the least humid month, with an average relative humidity of 54%.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 8h and 30min of daylight.
Average temperature
Riverdale, ND
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (19.6°F).
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).
Average pressure
Riverdale, ND
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.17"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.84"Hg
- Average pressure in July:
29.91"Hg - Average pressure in August:
29.9"Hg - Average pressure in September:
29.94"Hg - Average pressure in October:
29.96"Hg - Average pressure in November:
30.04"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed
Riverdale, ND
- Average wind speed in January:
10.6mph - Average wind speed in February:
9.4mph - Average wind speed in March:
10.3mph - Average wind speed in April:
10.9mph - Average wind speed in May:
10.4mph - Average wind speed in June:
9.4mph
- Average wind speed in July:
8.8mph - Average wind speed in August:
8.6mph - Average wind speed in September:
10mph - Average wind speed in October:
11mph - Average wind speed in November:
10.3mph - Average wind speed in December:
10.2mph
The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).
Average humidity
Riverdale, ND
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (54%).
Average rainfall
Riverdale, ND
- Average rainfall in January:
0.51" - Average rainfall in February:
0.39" - Average rainfall in March:
0.83" - Average rainfall in April:
1.22" - Average rainfall in May:
1.61" - Average rainfall in June:
2.64"
- Average rainfall in July:
1.61" - Average rainfall in August:
1.46" - Average rainfall in September:
2.05" - Average rainfall in October:
1.18" - Average rainfall in November:
0.59" - Average rainfall in December:
0.55"
The wettest month (with the highest rainfall) is June (2.64").
The driest month (with the least rainfall) is February (0.39").
Average rainfall days
Riverdale, ND
- Average rainfall days in January:
2.4 days - Average rainfall days in February:
2.1 days - Average rainfall days in March:
7.8 days - Average rainfall days in April:
11 days - Average rainfall days in May:
12.2 days - Average rainfall days in June:
13.9 days
- Average rainfall days in July:
12.1 days - Average rainfall days in August:
10.3 days - Average rainfall days in September:
9 days - Average rainfall days in October:
7.7 days - Average rainfall days in November:
3.9 days - Average rainfall days in December:
3.5 days
The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (2.1 days).
Average snowfall
Riverdale, ND
- Average snowfall in January:
3.31" - Average snowfall in February:
2.72" - Average snowfall in March:
2.76" - Average snowfall in April:
1.61" - Average snowfall in May:
0.2" - Average snowfall in June:
0"
The month with the highest snowfall is January (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Riverdale, ND
- Average snowfall days in January:
12.6 days - Average snowfall days in February:
12.7 days - Average snowfall days in March:
11.2 days - Average snowfall days in April:
4.8 days - Average snowfall days in May:
0.5 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:
3.8 days - Average snowfall days in November:
9.4 days - Average snowfall days in December:
13 days
The month with the highest number of snowfall days is December (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Riverdale, ND
- Average daylight in January:
9h and 0min - Average daylight in February:
10h and 2min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 1min - Average daylight in June:
15h and 5min
- Average daylight in July:
15h and 3min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 2min - Average daylight in December:
8h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
4h and 1min - Average sunshine in March:
5h and 0min - Average sunshine in April:
7h and 2min - Average sunshine in May:
9h and 4min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
11h and 2min - Average sunshine in August:
10h and 5min - Average sunshine in September:
8h and 4min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 1min - Average sunshine in December:
3h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).
Average sunshine days
Riverdale, ND
- Average sunshine days in January:
17.1 days - Average sunshine days in February:
15.7 days - Average sunshine days in March:
13.9 days - Average sunshine days in April:
14.5 days - Average sunshine days in May:
16.5 days - Average sunshine days in June:
14.2 days
- Average sunshine days in July:
15.6 days - Average sunshine days in August:
18.3 days - Average sunshine days in September:
19.8 days - Average sunshine days in October:
18.6 days - Average sunshine days in November:
18.4 days - Average sunshine days in December:
17.4 days
The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is March (13.9 days).
Average UV index
Riverdale, ND
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover
Riverdale, ND
The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 22).
Average visibility
Riverdale, ND
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Riverdale, North Dakota, USA
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