Climate and monthly weather forecastSidney, IN
Climate and monthly weather forecast
Weather in January
January, like December, is a freezing cold winter month in Sidney, Indiana, with temperature in the range of an average low of 18.7°F (-7.4°C) and an average high of 30.6°F (-0.8°C). In Sidney, the lowest average temperatures are observed in January, with a high of 30.6°F (-0.8°C) and a low of 18.7°F (-7.4°C). Weather in January »Weather in February
February, the last month of the winter in Sidney, is a wintry month, with an average temperature varying between 22.1°F (-5.5°C) and 34.2°F (1.2°C). February's onset records a minor alteration in the average high-temperature to an icy 34.2°F (1.2°C) from January's 30.6°F (-0.8°C). Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Sidney, Indiana, with temperature in the range of an average low of 31.6°F (-0.2°C) and an average high of 46°F (7.8°C). Sidney experiences a temperature shift with the start of March, with average high-temperatures moving from an icy 34.2°F (1.2°C) in February to a chilly 46°F (7.8°C). Weather in March »Weather in April
April in Sidney, Indiana, is a mild spring month, with an average temperature fluctuating between 58.3°F (14.6°C) and 41.7°F (5.4°C). The beginning of April signals a rise in the average high-temperature, moving from a chilly 46°F (7.8°C) in March to a moderate 58.3°F (14.6°C). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Sidney, Indiana, with an average temperature fluctuating between 52.7°F (11.5°C) and 70°F (21.1°C). May's arrival coincides with a temperature rise, moving from April's mild 58.3°F (14.6°C) to an agreeable 70°F (21.1°C). Weather in May »Weather in June
June, the first month of the summer in Sidney, is a warm month, with an average temperature fluctuating between 60.8°F (16°C) and 77.7°F (25.4°C). June's onset brings a minor rise in the average high-temperature, moving from a pleasant 70°F (21.1°C) in May to a warm 77.7°F (25.4°C). Weather in June »Weather in July
July, like June, in Sidney, Indiana, is a moderately hot summer month, with an average temperature ranging between max 80.2°F (26.8°C) and min 63.5°F (17.5°C). The warmest period is July, when temperatures fluctuate between an average high of 80.2°F (26.8°C) and a low of 63.5°F (17.5°C). Weather in July »Weather in August
August, the last month of the summer in Sidney, is another warm month, with an average temperature fluctuating between 61.3°F (16.3°C) and 78.8°F (26°C). As Sidney steps into August, the average high-temperature is measured at a still warm 78.8°F (26°C), displaying minor differences from July's 80.2°F (26.8°C). Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Sidney, Indiana, with an average temperature varying between 73.4°F (23°C) and 55.2°F (12.9°C). Sidney's transition into September involves a gentle shift in temperature, receding from 78.8°F (26°C) in August to a still warm 73.4°F (23°C). Weather in September »Weather in October
October, the same as September, is another enjoyable autumn month in Sidney, Indiana, with an average temperature fluctuating between 45.3°F (7.4°C) and 60.8°F (16°C). Arrival of October comes with a reduction in the average high-temperature, falling from a moderately hot 73.4°F (23°C) in September to an enjoyable 60.8°F (16°C). Weather in October »Weather in November
November, the last month of the autumn in Sidney, is another chilly month, with an average temperature ranging between min 34.3°F (1.3°C) and max 47.1°F (8.4°C). Sidney, Indiana, in November demonstrates a small temperature transition, adjusting from an average high of an enjoyable 60.8°F (16°C) in October to a frosty 47.1°F (8.4°C). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Sidney, Indiana, with an average temperature fluctuating between 36.1°F (2.3°C) and 26.4°F (-3.1°C). Onset of December witnesses a reduction in the average high-temperature, falling from a chilly 47.1°F (8.4°C) in November to a wintry 36.1°F (2.3°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Sidney, IN
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.6°F).
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure
Sidney, IN
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.1"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Sidney, IN
- Average wind speed in January:
10.4mph - Average wind speed in February:
10.1mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.1mph - Average wind speed in May:
8.5mph - Average wind speed in June:
7.5mph
- Average wind speed in July:
6.3mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7.1mph - Average wind speed in October:
8.8mph - Average wind speed in November:
9.5mph - Average wind speed in December:
9.7mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity
Sidney, IN
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall
Sidney, IN
- Average rainfall in January:
1.42" - Average rainfall in February:
1.34" - Average rainfall in March:
2.01" - Average rainfall in April:
3.03" - Average rainfall in May:
3.11" - Average rainfall in June:
2.48"
- Average rainfall in July:
2.44" - Average rainfall in August:
1.89" - Average rainfall in September:
1.42" - Average rainfall in October:
1.54" - Average rainfall in November:
1.5" - Average rainfall in December:
1.34"
The wettest month (with the highest rainfall) is May (3.11").
The driest months (with the least rainfall) are February and December (1.34").
Average rainfall days
Sidney, IN
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
7.5 days - Average rainfall days in March:
12 days - Average rainfall days in April:
15.6 days - Average rainfall days in May:
18.1 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
16.9 days - Average rainfall days in August:
14.9 days - Average rainfall days in September:
13.5 days - Average rainfall days in October:
12 days - Average rainfall days in November:
10.2 days - Average rainfall days in December:
8.9 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (6.8 days).
Average snowfall
Sidney, IN
- Average snowfall in January:
2.87" - Average snowfall in February:
3.19" - Average snowfall in March:
1.46" - Average snowfall in April:
0.79" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Sidney, IN
- Average snowfall days in January:
13.9 days - Average snowfall days in February:
11.4 days - Average snowfall days in March:
6 days - Average snowfall days in April:
1.6 days - Average snowfall days in May:
0.2 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:
0.5 days - Average snowfall days in November:
4.4 days - Average snowfall days in December:
10.1 days
The month with the highest number of snowfall days is January (13.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Sidney, IN
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 30min - Average daylight in June:
15h and 6min
- Average daylight in July:
14h and 48min - 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 54min - Average daylight in December:
9h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
3h and 18min - Average sunshine in February:
4h and 24min - Average sunshine in March:
5h and 48min - Average sunshine in April:
6h and 48min - Average sunshine in May:
8h and 18min - Average sunshine in June:
9h and 48min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
9h and 18min - Average sunshine in September:
8h and 0min - Average sunshine in October:
6h and 12min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days
Sidney, IN
- Average sunshine days in January:
12.3 days - Average sunshine days in February:
11.1 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
12 days - Average sunshine days in May:
11.1 days - Average sunshine days in June:
10.3 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
11.8 days - Average sunshine days in September:
14.9 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
16.3 days - Average sunshine days in December:
13.5 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (10.3 days).
Average UV index
Sidney, IN
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Sidney, IN
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility
Sidney, IN
The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).





