Climate and monthly weather forecastSand Bay, WI
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Sand Bay, Wisconsin, with an average temperature fluctuating between 10.8°F (-11.8°C) and 20.3°F (-6.5°C). In Sand Bay, January is the coldest month, with temperatures averaging a high of 20.3°F (-6.5°C) and a low of 10.8°F (-11.8°C). Weather in January »Weather in February
February, the last month of the winter in Sand Bay, is also a subzero cold month, with an average temperature fluctuating between 22.6°F (-5.2°C) and 12.6°F (-10.8°C). With the onset of February, a modest change to a still freezing cold 22.6°F (-5.2°C) from January's 20.3°F (-6.5°C) is noted in high-temperature. Weather in February »Weather in March
March, the first month of the spring in Sand Bay, is a wintry month, with temperature in the range of an average high of 34.2°F (1.2°C) and an average low of 24.1°F (-4.4°C). The arrival of March sees a shift in the average high-temperature, moving from a freezing cold 22.6°F (-5.2°C) in February to a wintry 34.2°F (1.2°C). Weather in March »Weather in April
April is a frosty spring month in Sand Bay, Wisconsin, with an average temperature fluctuating between 32.7°F (0.4°C) and 43.9°F (6.6°C). April's onset is marked by a temperature increase, moving from a wintry 34.2°F (1.2°C) in March to a frosty 43.9°F (6.6°C). Weather in April »Weather in May
The last month of the spring, May, is a refreshing month in Sand Bay, Wisconsin, with an average temperature fluctuating between 41.9°F (5.5°C) and 56.5°F (13.6°C). The onset of May brings a rise in the average high-temperature, elevating from a frosty 43.9°F (6.6°C) in April to a moderate 56.5°F (13.6°C). Weather in May »Weather in June
The first month of the summer, June, is an enjoyable month in Sand Bay, Wisconsin, with an average temperature varying between 64.8°F (18.2°C) and 49.8°F (9.9°C). The arrival of June introduces a minor uplift in high-temperatures, adjusting from 56.5°F (13.6°C) in May to a still refreshing 64.8°F (18.2°C). Weather in June »Weather in July
July in Sand Bay, Wisconsin, is a pleasant summer month, with an average temperature fluctuating between 72.3°F (22.4°C) and 57.6°F (14.2°C). As July sets, the average high-temperature shows a slight increase, moving up from a refreshing 64.8°F (18.2°C) in June to an agreeable 72.3°F (22.4°C). Weather in July »Weather in August
August, the last month of the summer in Sand Bay, is also an agreeable month, with an average temperature ranging between min 57.9°F (14.4°C) and max 72.5°F (22.5°C). Sand Bay reaches its highest average temperatures in August, measuring 72.5°F (22.5°C) at the peak and 57.9°F (14.4°C) at the lowest. Weather in August »Weather in September
The first month of the autumn, September, is still a comfortable month in Sand Bay, Wisconsin, with an average temperature ranging between min 52.5°F (11.4°C) and max 65.3°F (18.5°C). A subtle change in temperatures is noted as August gives way to September, with average highs reducing from an agreeable 72.5°F (22.5°C) to an enjoyable 65.3°F (18.5°C). Weather in September »Weather in October
October, the same as September, is another fresh autumn month in Sand Bay, Wisconsin, with temperature in the range of an average high of 50.7°F (10.4°C) and an average low of 41.7°F (5.4°C). October signals a considerable drop in Sand Bay's average high-temperature, reducing from an enjoyable 65.3°F (18.5°C) in September to a fresh 50.7°F (10.4°C). Weather in October »Weather in November
The last month of the autumn, November, is also an icy month in Sand Bay, Wisconsin, with an average temperature varying between 29.3°F (-1.5°C) and 37.6°F (3.1°C). In Sand Bay, the average high-temperature in November drops from a fresh 50.7°F (10.4°C) in October to a wintry 37.6°F (3.1°C). Weather in November »Weather in December
December, the first month of the winter in Sand Bay, is also a subzero cold month, with an average temperature fluctuating between 18°F (-7.8°C) and 25.3°F (-3.7°C). A decrease in the average high-temperature is observed during December, shifting from an icy 37.6°F (3.1°C) in November to a freezing cold 25.3°F (-3.7°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Sand Bay, WI
The warmest month (with the highest average high temperature) is August (72.5°F).
The month with the lowest average high temperature is January (20.3°F).
The month with the highest average low temperature is August (57.9°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure
Sand Bay, WI
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
30"Hg - Average pressure in October:
29.96"Hg - Average pressure in November:
30.03"Hg - Average pressure in December:
30.07"Hg
The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Sand Bay, WI
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.2mph - Average wind speed in March:
8.8mph - Average wind speed in April:
9.2mph - Average wind speed in May:
7.6mph - Average wind speed in June:
7mph
- Average wind speed in July:
6.9mph - Average wind speed in August:
7.3mph - Average wind speed in September:
8.7mph - Average wind speed in October:
10mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.6mph
The windiest months (with the highest average wind speed) are January and December (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity
Sand Bay, WI
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is May (75%).
Average rainfall
Sand Bay, WI
- Average rainfall in January:
1.06" - Average rainfall in February:
1.06" - Average rainfall in March:
1.54" - Average rainfall in April:
2.2" - Average rainfall in May:
2.56" - Average rainfall in June:
2.44"
The wettest months (with the highest rainfall) are May and July (2.56").
The driest months (with the least rainfall) are January and February (1.06").
Average rainfall days
Sand Bay, WI
- Average rainfall days in January:
4.2 days - Average rainfall days in February:
3.6 days - Average rainfall days in March:
8.8 days - Average rainfall days in April:
12.4 days - Average rainfall days in May:
14.9 days - Average rainfall days in June:
15.9 days
- Average rainfall days in July:
14.3 days - Average rainfall days in August:
13.5 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
14 days - Average rainfall days in November:
8 days - Average rainfall days in December:
5.8 days
The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (3.6 days).
Average snowfall
Sand Bay, WI
- Average snowfall in January:
6.85" - Average snowfall in February:
5.98" - Average snowfall in March:
4.13" - Average snowfall in April:
3.39" - Average snowfall in May:
0.91" - Average snowfall in June:
0"
The month with the highest snowfall is January (6.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Sand Bay, WI
- Average snowfall days in January:
22.3 days - Average snowfall days in February:
18.6 days - Average snowfall days in March:
11.9 days - Average snowfall days in April:
7.3 days - Average snowfall days in May:
0.9 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:
2.6 days - Average snowfall days in November:
11.5 days - Average snowfall days in December:
20.4 days
The month with the highest number of snowfall days is January (22.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Sand Bay, WI
- Average daylight in January:
9h and 0min - Average daylight in February:
10h and 18min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 36min - Average daylight in May:
15h and 6min - Average daylight in June:
15h and 48min
- Average daylight in July:
15h and 24min - Average daylight in August:
14h and 12min - Average daylight in September:
12h and 30min - Average daylight in October:
10h and 54min - Average daylight in November:
9h and 24min - Average daylight in December:
8h and 36min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January:
2h and 24min - Average sunshine in February:
2h and 54min - Average sunshine in March:
5h and 0min - Average sunshine in April:
7h and 12min - Average sunshine in May:
8h and 54min - Average sunshine in June:
9h and 36min
- Average sunshine in July:
10h and 30min - Average sunshine in August:
10h and 18min - Average sunshine in September:
8h and 54min - Average sunshine in October:
4h and 48min - Average sunshine in November:
3h and 54min - Average sunshine in December:
2h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days
Sand Bay, WI
- Average sunshine days in January:
9.3 days - Average sunshine days in February:
9.7 days - Average sunshine days in March:
12.6 days - Average sunshine days in April:
11.7 days - Average sunshine days in May:
13.9 days - Average sunshine days in June:
13 days
- Average sunshine days in July:
13.3 days - Average sunshine days in August:
14.9 days - Average sunshine days in September:
15.1 days - Average sunshine days in October:
13.5 days - Average sunshine days in November:
11.9 days - Average sunshine days in December:
8.7 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is December (8.7 days).
Average UV index
Sand Bay, WI
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
Sand Bay, WI
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility
Sand Bay, WI
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





