Climate and monthly weather forecastDover, ID
Climate and monthly weather forecast
Weather in January
January, the same as December, in Dover, Idaho, is a freezing cold winter month, with an average temperature varying between 30.4°F (-0.9°C) and 19.2°F (-7.1°C). The advent of January presents an average high-temperature of a still freezing cold 30.4°F (-0.9°C), maintaining a close correlation with the preceding month. Weather in January »Weather in February
The last month of the winter, February, is an icy month in Dover, Idaho, with an average temperature fluctuating between 19°F (-7.2°C) and 32.2°F (0.1°C). An average high-temperature of a cold 32.2°F (0.1°C) marks February, exhibiting a close resemblance to the conditions in January. Weather in February »Weather in March
The first month of the spring, March, is also a wintry month in Dover, Idaho, with an average temperature ranging between max 39.7°F (4.3°C) and min 25.2°F (-3.8°C). March's onset brings a subtle temperature rise, moving from a cold 32.2°F (0.1°C) in February to a still icy 39.7°F (4.3°C). Weather in March »Weather in April
April is a chilly spring month in Dover, Idaho, with an average temperature fluctuating between 30.9°F (-0.6°C) and 49.6°F (9.8°C). In Dover, the average high-temperature in April increases from a cold 39.7°F (4.3°C) in March to a frosty 49.6°F (9.8°C). Weather in April »Weather in May
The last month of the spring, May, is a comfortable month in Dover, Idaho, with an average temperature fluctuating between 62.6°F (17°C) and 37.9°F (3.3°C). An increase in the average high-temperature marks May, moving from April's frosty 49.6°F (9.8°C) to a refreshing 62.6°F (17°C). Weather in May »Weather in June
The first month of the summer, June, is an agreeable month in Dover, Idaho, with an average temperature ranging between min 42.6°F (5.9°C) and max 68.4°F (20.2°C). In June, the meteorological conditions subtly change with the average high-temperature edging from a comfortable 62.6°F (17°C) in May to an agreeable 68.4°F (20.2°C). Weather in June »Weather in July
July is a moderately hot summer month in Dover, Idaho, with an average temperature varying between 79.5°F (26.4°C) and 48°F (8.9°C). The beginning of July marks a shift in the average high-temperature, moving from June's agreeable 68.4°F (20.2°C) to a warm 79.5°F (26.4°C). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Dover, Idaho, with an average temperature ranging between max 79.9°F (26.6°C) and min 48.6°F (9.2°C). Dover records the warmest temperatures in August, averaging a high of 79.9°F (26.6°C) and a low of 48.6°F (9.2°C). Weather in August »Weather in September
September, the first month of the autumn in Dover, is still a pleasant month, with an average temperature fluctuating between 41.9°F (5.5°C) and 68.5°F (20.3°C). As September commences, the average high-temperature shows a reduction, transitioning from a moderately hot 79.9°F (26.6°C) in August to a pleasant 68.5°F (20.3°C). Weather in September »Weather in October
October, the same as September, is a cool autumn month in Dover, Idaho, with an average temperature ranging between max 51.3°F (10.7°C) and min 33.3°F (0.7°C). A decrease in the average high-temperature marks October, falling from September's agreeable 68.5°F (20.3°C) to a cool 51.3°F (10.7°C). Weather in October »Weather in November
November, the last month of the autumn in Dover, is another cold month, with an average temperature varying between 37.4°F (3°C) and 25.9°F (-3.4°C). Arrival of November comes with a reduction in the average high-temperature, falling from a fresh 51.3°F (10.7°C) in October to an icy 37.4°F (3°C). Weather in November »Weather in December
December, the first month of the winter in Dover, is still a freezing cold month, with an average temperature ranging between max 28.9°F (-1.7°C) and min 18.5°F (-7.5°C). In Dover, December is the month with the lowest recorded average temperatures, measuring a high of 28.9°F (-1.7°C) and a low of 18.5°F (-7.5°C). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Dover, ID
The warmest month (with the highest average high temperature) is August (79.9°F).
The month with the lowest average high temperature is December (28.9°F).
The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (18.5°F).
Average pressure
Dover, ID
- Average pressure in January:
30.19"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.99"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:
29.97"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.18"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).
Average wind speed
Dover, ID
- Average wind speed in January:
3.5mph - Average wind speed in February:
3.9mph - Average wind speed in March:
4.2mph - Average wind speed in April:
4.5mph - Average wind speed in May:
4.3mph - Average wind speed in June:
4.2mph
- Average wind speed in July:
4mph - Average wind speed in August:
3.8mph - Average wind speed in September:
3.8mph - Average wind speed in October:
3.7mph - Average wind speed in November:
3.8mph - Average wind speed in December:
3.4mph
The windiest month (with the highest average wind speed) is April (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.4mph).
Average humidity
Dover, ID
The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (53%).
Average rainfall
Dover, ID
- Average rainfall in January:
3.35" - Average rainfall in February:
2.13" - Average rainfall in March:
2.91" - Average rainfall in April:
2.01" - Average rainfall in May:
1.97" - Average rainfall in June:
1.57"
- Average rainfall in July:
0.59" - Average rainfall in August:
0.43" - Average rainfall in September:
0.98" - Average rainfall in October:
2.17" - Average rainfall in November:
2.6" - Average rainfall in December:
3.27"
The wettest month (with the highest rainfall) is January (3.35").
The driest month (with the least rainfall) is August (0.43").
Average rainfall days
Dover, ID
- Average rainfall days in January:
11.6 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
18.8 days - Average rainfall days in April:
18.5 days - Average rainfall days in May:
14.4 days - Average rainfall days in June:
13.8 days
- Average rainfall days in July:
7.3 days - Average rainfall days in August:
6.3 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
14.4 days - Average rainfall days in November:
14.9 days - Average rainfall days in December:
10.7 days
The month with the highest number of rainy days is March (18.8 days).
The month with the least rainy days is August (6.3 days).
Average snowfall
Dover, ID
- Average snowfall in January:
17.28" - Average snowfall in February:
11.97" - Average snowfall in March:
8.35" - Average snowfall in April:
1.69" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The month with the highest snowfall is January (17.28").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Dover, ID
- Average snowfall days in January:
16.8 days - Average snowfall days in February:
16.1 days - Average snowfall days in March:
12.1 days - Average snowfall days in April:
5.1 days - Average snowfall days in May:
0.3 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:
0.2 days - Average snowfall days in October:
1.7 days - Average snowfall days in November:
10.2 days - Average snowfall days in December:
18.2 days
The month with the highest number of snowfall days is December (18.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Dover, ID
- Average daylight in January:
8h and 54min - Average daylight in February:
10h and 12min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 42min - Average daylight in May:
15h and 12min - Average daylight in June:
16h and 0min
- Average daylight in July:
15h and 36min - Average daylight in August:
14h and 18min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 48min - Average daylight in November:
9h and 12min - Average daylight in December:
8h and 24min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in January:
3h and 18min - Average sunshine in February:
3h and 42min - Average sunshine in March:
5h and 0min - Average sunshine in April:
8h and 12min - Average sunshine in May:
9h and 48min - Average sunshine in June:
9h and 36min
- Average sunshine in July:
11h and 36min - Average sunshine in August:
11h and 54min - Average sunshine in September:
9h and 42min - Average sunshine in October:
6h and 0min - Average sunshine in November:
4h and 12min - Average sunshine in December:
3h and 30min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days
Dover, ID
- Average sunshine days in January:
10.4 days - Average sunshine days in February:
8.5 days - Average sunshine days in March:
7.9 days - Average sunshine days in April:
8.2 days - Average sunshine days in May:
13.9 days - Average sunshine days in June:
14.2 days
- Average sunshine days in July:
21.4 days - Average sunshine days in August:
21.4 days - Average sunshine days in September:
18.5 days - Average sunshine days in October:
15.5 days - Average sunshine days in November:
9.4 days - Average sunshine days in December:
9.9 days
The months with the most sunshine days are July and August (21.4 days).
The month with the least sunshine days is March (7.9 days).
Average UV index
Dover, ID
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February, November and December (UV index 1).
Average cloud cover
Dover, ID
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility
Dover, ID
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January and February (3mi).





