Climate and monthly weather forecastDorchester, WI
Climate and monthly weather forecast
Weather in January
January, like December, is a freezing cold winter month in Dorchester, Wisconsin, with an average temperature ranging between max 18.9°F (-7.3°C) and min 6.4°F (-14.2°C). January, recording an average high temperature of 18.9°F (-7.3°C) and a low temperature of 6.4°F (-14.2°C), is Dorchester's coldest month. Weather in January »Weather in February
The last month of the winter, February, is also a subzero cold month in Dorchester, Wisconsin, with temperature in the range of an average low of 9°F (-12.8°C) and an average high of 22.1°F (-5.5°C). The initiation of February records an average high-temperature of a still freezing cold 22.1°F (-5.5°C), displaying a near consistency with the previous month. Weather in February »Weather in March
March, the first month of the spring in Dorchester, is an icy month, with an average temperature varying between 22.5°F (-5.3°C) and 36.7°F (2.6°C). Dorchester's weather in March is marked by a clear rise in the average high-temperature, moving up from February's subzero cold 22.1°F (-5.5°C) to a wintry 36.7°F (2.6°C). Weather in March »Weather in April
April in Dorchester, Wisconsin, is a chilly spring month, with temperature in the range of an average low of 33.3°F (0.7°C) and an average high of 49.3°F (9.6°C). April witnesses an increase in the average high-temperature, moving from a wintry 36.7°F (2.6°C) in March to a frosty 49.3°F (9.6°C). Weather in April »Weather in May
The last month of the spring, May, is an enjoyable month in Dorchester, Wisconsin, with temperature in the range of an average low of 45°F (7.2°C) and an average high of 64°F (17.8°C). Dorchester's transition into May is marked by a clear rise in the average high-temperature, advancing from a frosty 49.3°F (9.6°C) in April to a refreshing 64°F (17.8°C). Weather in May »Weather in June
June, the first month of the summer in Dorchester, is an agreeable month, with an average temperature fluctuating between 72.5°F (22.5°C) and 54°F (12.2°C). Dorchester experiences a minor temperature shift with the start of June, with average high-temperatures moving from a refreshing 64°F (17.8°C) in May to a pleasant 72.5°F (22.5°C). Weather in June »Weather in July
July in Dorchester, Wisconsin, is a warm summer month, with an average temperature fluctuating between 76.8°F (24.9°C) and 58.5°F (14.7°C). Dorchester registers the highest average temperatures during the month of July, with peaks of 76.8°F (24.9°C) and lows of 58.5°F (14.7°C). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Dorchester, Wisconsin, with temperature in the range of an average high of 75.4°F (24.1°C) and an average low of 56.7°F (13.7°C). The ushering in of August brings an average high-temperature of a still warm 75.4°F (24.1°C), closely mirroring the 76.8°F (24.9°C) of July. Weather in August »Weather in September
September, the first month of the autumn in Dorchester, is still a pleasant month, with an average temperature fluctuating between 68.4°F (20.2°C) and 49.1°F (9.5°C). Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 75.4°F (24.1°C) to an agreeable 68.4°F (20.2°C). Weather in September »Weather in October
October, like September, in Dorchester, Wisconsin, is a cool autumn month, with an average temperature varying between 52.9°F (11.6°C) and 38.1°F (3.4°C). October brings with it a considerable temperature decrease, with average high-temperatures dropping from September's pleasant 68.4°F (20.2°C) to a cool 52.9°F (11.6°C). Weather in October »Weather in November
November, the last month of the autumn in Dorchester, is also a wintry month, with temperature in the range of an average low of 25.9°F (-3.4°C) and an average high of 37.6°F (3.1°C). Dorchester's weather in November is marked by a clear decrease in the average high-temperature, moving down from October's cool 52.9°F (11.6°C) to a wintry 37.6°F (3.1°C). Weather in November »Weather in December
The first month of the winter, December, is still a freezing cold month in Dorchester, Wisconsin, with temperature in the range of an average high of 24.1°F (-4.4°C) and an average low of 14°F (-10°C). The beginning of December marks a decrease in the average high-temperature, transitioning from an icy 37.6°F (3.1°C) in November to a freezing cold 24.1°F (-4.4°C). Weather in December »Updated: Feb 14, 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
Dorchester's January weather, with an average high temperature of 18.9°F (-7.3°C) and an average low temperature of 6.4°F (-14.2°C), tends to be the coldest of the year.
The months with the highest humidity in Dorchester are January and February, with an average relative humidity of 92%.
January is the month with the least rainfall in Dorchester. Rain falls for 1.5 days and accumulates 0.35" (9mm) of precipitation.
Throughout the year, there are 102.5 rainfall days, and 11.18" (284mm) of precipitation is accumulated.
January through May, October through December are months with snowfall in Dorchester, Wisconsin.
Throughout the year, in Dorchester, Wisconsin, there are 58.8 snowfall days, and 10.83" (275mm) of snow is accumulated.
With an average of 2.7h of sunshine, January has the least sunshine of the year in Dorchester.
The months with the lowest UV index in Dorchester are January, February, November and December, with an average maximum UV index of 1.
The month with the most snowfall is February, when snow falls for 10.3 days and typically aggregates up to 2.52" (64mm) of snow.
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.
April and May, with an average relative humidity of 78%, are the least humid months in Dorchester.
June is the month with the most rainfall. Rain falls for 14.2 days and accumulates 1.61" (41mm) of precipitation.
In Dorchester, Wisconsin, snow does not fall in June through September.
June has the longest days of the year in Dorchester, Wisconsin, with an average of 15h and 36min of daylight.
The months with the highest UV index are June through August, with an average maximum UV index of 5.
July, with an average high of 76.8°F (24.9°C) and a low of 58.5°F (14.7°C), signifies the warmest month of the year.
The month with the most sunshine is July, with an average of 9.6h of sunshine.
The month with the shortest days in Dorchester is December, with an average of 8h and 48min of daylight.
Average temperature
Dorchester, WI
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (18.9°F).
The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (6.4°F).
Average pressure
Dorchester, WI
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
29.98"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.09"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Dorchester, WI
- Average wind speed in January:
9.3mph - Average wind speed in February:
9.2mph - Average wind speed in March:
9mph - Average wind speed in April:
9.6mph - Average wind speed in May:
8.7mph - Average wind speed in June:
7.7mph
- Average wind speed in July:
7.1mph - Average wind speed in August:
7mph - Average wind speed in September:
7.9mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.4mph - Average wind speed in December:
9.1mph
The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity
Dorchester, WI
The months with the highest relative humidity are January and February (92%).
The months with the lowest relative humidity are April and May (78%).
Average rainfall
Dorchester, WI
- Average rainfall in January:
0.35" - Average rainfall in February:
0.43" - Average rainfall in March:
0.71" - Average rainfall in April:
1.18" - Average rainfall in May:
1.46" - Average rainfall in June:
1.61"
- Average rainfall in July:
1.26" - Average rainfall in August:
1.14" - Average rainfall in September:
0.87" - Average rainfall in October:
1.1" - Average rainfall in November:
0.51" - Average rainfall in December:
0.55"
The wettest month (with the highest rainfall) is June (1.61").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days
Dorchester, WI
- Average rainfall days in January:
1.5 days - Average rainfall days in February:
1.6 days - Average rainfall days in March:
7.3 days - Average rainfall days in April:
11.2 days - Average rainfall days in May:
14.8 days - Average rainfall days in June:
14.2 days
- Average rainfall days in July:
13.9 days - Average rainfall days in August:
11.9 days - Average rainfall days in September:
9.3 days - Average rainfall days in October:
9.3 days - Average rainfall days in November:
4.4 days - Average rainfall days in December:
3.1 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (1.5 days).
Average snowfall
Dorchester, WI
- Average snowfall in January:
1.73" - Average snowfall in February:
2.52" - Average snowfall in March:
1.5" - Average snowfall in April:
1.42" - Average snowfall in May:
0.31" - Average snowfall in June:
0"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Dorchester, WI
- Average snowfall days in January:
13.3 days - Average snowfall days in February:
10.3 days - Average snowfall days in March:
8.2 days - Average snowfall days in April:
4.7 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 days - Average snowfall days in October:
2 days - Average snowfall days in November:
7.5 days - Average snowfall days in December:
12.5 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Dorchester, WI
- Average daylight in January:
9h and 12min - Average daylight in February:
10h and 24min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 54min - Average daylight in June:
15h and 36min
- Average daylight in July:
15h and 12min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 30min - Average daylight in October:
10h and 54min - Average daylight in November:
9h and 36min - Average daylight in December:
8h and 48min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January:
2h and 42min - Average sunshine in February:
2h and 48min - Average sunshine in March:
4h and 48min - Average sunshine in April:
6h and 42min - Average sunshine in May:
8h and 18min - Average sunshine in June:
8h and 48min
- Average sunshine in July:
9h and 36min - Average sunshine in August:
9h and 18min - Average sunshine in September:
8h and 12min - Average sunshine in October:
4h and 48min - Average sunshine in November:
4h and 12min - Average sunshine in December:
2h and 48min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days
Dorchester, WI
- Average sunshine days in January:
20.1 days - Average sunshine days in February:
19 days - Average sunshine days in March:
18.2 days - Average sunshine days in April:
15 days - Average sunshine days in May:
13.2 days - Average sunshine days in June:
12.4 days
- Average sunshine days in July:
13 days - Average sunshine days in August:
16.2 days - Average sunshine days in September:
18.8 days - Average sunshine days in October:
18.9 days - Average sunshine days in November:
19.5 days - Average sunshine days in December:
18.1 days
The month with the most sunshine days is January (20.1 days).
The month with the least sunshine days is June (12.4 days).
Average UV index
Dorchester, WI
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover
Dorchester, WI
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility
Dorchester, WI
The months with the highest visibility are April, May, June, October and November (6mi).
The months with the lowest visibility are January, February, March, July, August, September and December (5mi).
