Climate and monthly weather forecastSwisher, IA
Climate and monthly weather forecast
Weather in January
January, like December, is a freezing cold winter month in Swisher, Iowa, with an average temperature fluctuating between 14.2°F (-9.9°C) and 26.2°F (-3.2°C). The lowest temperatures are recorded in January, with averages reaching a high of 26.2°F (-3.2°C) and a low of 14.2°F (-9.9°C). Weather in January »Weather in February
The last month of the winter, February, is also a subzero cold month in Swisher, Iowa, with temperature in the range of an average low of 17.6°F (-8°C) and an average high of 30.6°F (-0.8°C). Swisher in February witnesses an average high-temperature of a still subzero cold 30.6°F (-0.8°C), indicating a slight variation from January's 26.2°F (-3.2°C). Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Swisher, Iowa, with an average temperature ranging between min 30.6°F (-0.8°C) and max 45.7°F (7.6°C). A shift in Swisher's weather is noticeable as February turns into March, with the average high temperature increases from a subzero cold 30.6°F (-0.8°C) to a chilly 45.7°F (7.6°C). Weather in March »Weather in April
April is a moderate spring month in Swisher, Iowa, with temperature in the range of an average low of 41.4°F (5.2°C) and an average high of 57.9°F (14.4°C). April sees a temperature increase, moving from a chilly 45.7°F (7.6°C) in March to a mild 57.9°F (14.4°C). Weather in April »Weather in May
May, the last month of the spring in Swisher, is a pleasant month, with an average temperature fluctuating between 52.3°F (11.3°C) and 68.9°F (20.5°C). The start of May is characterized by an increase in the average high-temperature, transitioning from a refreshing 57.9°F (14.4°C) in April to an agreeable 68.9°F (20.5°C). Weather in May »Weather in June
June, the first month of the summer in Swisher, is a moderately hot month, with an average temperature fluctuating between 61.5°F (16.4°C) and 78.1°F (25.6°C). The arrival of June brings a change in Swisher's weather, with average high-temperatures moving from May's agreeable 68.9°F (20.5°C) to a warm 78.1°F (25.6°C). Weather in June »Weather in July
July, like June, in Swisher, Iowa, is another warm summer month, with an average temperature fluctuating between 64.6°F (18.1°C) and 80.8°F (27.1°C). Swisher's temperature records reveal July as the warmest month, marked by average highs of 80.8°F (27.1°C) and lows of 64.6°F (18.1°C). In July, the heat index is evaluated at a hot 86°F (30°C). Weather in July »Weather in August
August, the last month of the summer in Swisher, is another warm month, with an average temperature ranging between min 62.1°F (16.7°C) and max 79.5°F (26.4°C). Swisher ushers in August with an average high-temperature of a still warm 79.5°F (26.4°C), showing a close resemblance to the previous month. Weather in August »Weather in September
September, the first month of the autumn in Swisher, is also a moderately hot month, with an average temperature fluctuating between 55.2°F (12.9°C) and 74.3°F (23.5°C). Transitioning into September, Swisher experiences an average high-temperature of a still moderately hot 74.3°F (23.5°C), marking a minor shift from the preceding month. Weather in September »Weather in October
October, like September, is another refreshing autumn month in Swisher, Iowa, with an average temperature varying between 59.9°F (15.5°C) and 44.1°F (6.7°C). A distinct shift in the average high-temperature is signaled in October, moving down from a moderately hot 74.3°F (23.5°C) in September to a moderate 59.9°F (15.5°C). Weather in October »Weather in November
The last month of the autumn, November, is another chilly month in Swisher, Iowa, with temperature in the range of an average high of 45.5°F (7.5°C) and an average low of 32.2°F (0.1°C). The shift from October to November brings a noticeable decrease in the average high-temperature, dropping from a mild 59.9°F (15.5°C) to a chilly 45.5°F (7.5°C). Weather in November »Weather in December
The first month of the winter, December, is also an icy month in Swisher, Iowa, with an average temperature varying between 22.5°F (-5.3°C) and 33.1°F (0.6°C). With December's arrival, Swisher sees a decrease in average high-temperatures, moving from a frosty 45.5°F (7.5°C) in November to a wintry 33.1°F (0.6°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Swisher, IA
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (26.2°F).
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).
Average pressure
Swisher, IA
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.13"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Swisher, IA
- Average wind speed in January:
10.7mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.5mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9.1mph - Average wind speed in June:
7.9mph
- Average wind speed in July:
7mph - Average wind speed in August:
7mph - Average wind speed in September:
8mph - Average wind speed in October:
9.7mph - Average wind speed in November:
10.5mph - Average wind speed in December:
10.1mph
The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity
Swisher, IA
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).
Average rainfall
Swisher, IA
- Average rainfall in January:
0.63" - Average rainfall in February:
0.63" - Average rainfall in March:
1.02" - Average rainfall in April:
2.09" - Average rainfall in May:
3.07" - Average rainfall in June:
2.6"
- Average rainfall in July:
2.24" - Average rainfall in August:
1.22" - Average rainfall in September:
1.73" - Average rainfall in October:
1.46" - Average rainfall in November:
0.83" - Average rainfall in December:
0.79"
The wettest month (with the highest rainfall) is May (3.07").
The driest months (with the least rainfall) are January and February (0.63").
Average rainfall days
Swisher, IA
- Average rainfall days in January:
4.2 days - Average rainfall days in February:
3 days - Average rainfall days in March:
9.4 days - Average rainfall days in April:
13.2 days - Average rainfall days in May:
16 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
14.8 days - Average rainfall days in August:
11.9 days - Average rainfall days in September:
10.9 days - Average rainfall days in October:
9.6 days - Average rainfall days in November:
6.5 days - Average rainfall days in December:
5.9 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (3 days).
Average snowfall
Swisher, IA
The month with the highest snowfall is January (2.64").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Swisher, IA
- Average snowfall days in January:
10.3 days - Average snowfall days in February:
8.8 days - Average snowfall days in March:
4.5 days - Average snowfall days in April:
1.1 days - Average snowfall days in May:
0 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:
0.7 days - Average snowfall days in November:
2.5 days - Average snowfall days in December:
8.2 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Swisher, IA
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 36min - Average daylight in June:
15h and 12min
- Average daylight in July:
14h and 54min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 48min - Average daylight in December:
9h and 12min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
4h and 6min - Average sunshine in February:
4h and 12min - Average sunshine in March:
6h and 24min - Average sunshine in April:
7h and 42min - Average sunshine in May:
8h and 42min - Average sunshine in June:
9h and 42min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
9h and 54min - Average sunshine in September:
9h and 18min - Average sunshine in October:
5h and 30min - Average sunshine in November:
5h and 24min - Average sunshine in December:
4h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days
Swisher, IA
- Average sunshine days in January:
19.5 days - Average sunshine days in February:
16.8 days - Average sunshine days in March:
17.1 days - Average sunshine days in April:
14.4 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
12.8 days - Average sunshine days in August:
17 days - Average sunshine days in September:
18.2 days - Average sunshine days in October:
19.9 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
18.6 days
The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is June (11.8 days).
Average UV index
Swisher, IA
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Swisher, IA
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility
Swisher, IA
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).





