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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, is a freezing cold winter month in Janney, Indiana, with an average temperature fluctuating between 31.6°F (-0.2°C) and 19.9°F (-6.7°C). January, with an average high of 31.6°F (-0.2°C) and a low of 19.9°F (-6.7°C), signifies the coldest month of the year. Weather in January »
Weather in February
February, the last month of the winter in Janney, is a wintry month, with an average temperature fluctuating between 35.8°F (2.1°C) and 23.4°F (-4.8°C). January's transformation into February witnesses an average high-temperature of a cold 35.8°F (2.1°C), noting a minor change from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Janney, is a frosty month, with temperature in the range of an average low of 33.3°F (0.7°C) and an average high of 47.8°F (8.8°C). With the beginning of March, Janney's average high-temperature sees an increase, transitioning from an icy 35.8°F (2.1°C) in February to a chilly 47.8°F (8.8°C). Weather in March »
Weather in April
April is a refreshing spring month in Janney, Indiana, with an average temperature ranging between min 43.3°F (6.3°C) and max 59.9°F (15.5°C). Janney sees an increase in average high-temperatures during April, moving from a frosty 47.8°F (8.8°C) in March to a moderate 59.9°F (15.5°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Janney, Indiana, with an average temperature varying between 54.5°F (12.5°C) and 71.2°F (21.8°C). With the onset of May, Janney sees a temperature rise, with the average high-temperature moving from April's moderate 59.9°F (15.5°C) to a pleasant 71.2°F (21.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Janney, Indiana, with temperature in the range of an average high of 78.8°F (26°C) and an average low of 62.2°F (16.8°C). Entering June, Janney notices a subtle temperature elevation, with the average high-temperature advancing from May's pleasant 71.2°F (21.8°C) to a moderately hot 78.8°F (26°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Janney, Indiana, with an average temperature varying between 81.1°F (27.3°C) and 64°F (17.8°C). The temperatures reach their highest averages in July, with highs of 81.1°F (27.3°C) and lows of 64°F (17.8°C). In July, the heat index is appraised at a hot 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Janney, is also a moderately hot month, with an average temperature varying between 61.9°F (16.6°C) and 79.3°F (26.3°C). With the onset of August, a modest change to a still warm 79.3°F (26.3°C) from July's 81.1°F (27.3°C) is noted in high-temperature. Weather in August »
Weather in September
September, the first month of the autumn in Janney, is still a warm month, with an average temperature ranging between min 56.3°F (13.5°C) and max 74.3°F (23.5°C). The arrival of September brings an average high-temperature of a still warm 74.3°F (23.5°C), closely following the temperature pattern of August. Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Janney, Indiana, with an average temperature varying between 61.9°F (16.6°C) and 46.6°F (8.1°C). A change in temperatures is noted as September gives way to October, with average highs reducing from a moderately hot 74.3°F (23.5°C) to an enjoyable 61.9°F (16.6°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Janney, Indiana, with an average temperature ranging between min 35.1°F (1.7°C) and max 48.2°F (9°C). Arrival of November comes with a reduction in the average high-temperature, falling from a comfortable 61.9°F (16.6°C) in October to a chilly 48.2°F (9°C). Weather in November »
Weather in December
December, the first month of the winter in Janney, is also a wintry month, with an average temperature fluctuating between 37.6°F (3.1°C) and 27.1°F (-2.7°C). The onset of December entails a temperature shift, as the average high-temperature decreases from a chilly 48.2°F (9°C) in November to a cold 37.6°F (3.1°C). Weather in December »
Updated: Jun 21, 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
What month is the coldest?
The coldest period tends to be January, when average temperatures fluctuate between a high of 31.6°F (-0.2°C) and a low of 19.9°F (-6.7°C).
What is the most humid month?
January is the most humid month, with an average relative humidity of 83%.
How many days does it rain?
In Janney, during the entire year, the rain falls for 157.2 days and collects up to 29.72" (755mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
How much does it snow?
Throughout the year, in Janney, there are 44 snowfall days, and 13.5" (343mm) of snow is accumulated.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 3.4h of sunshine.
What is the snowiest month in Janney?
February is the month with the most snowfall. Snow falls for 10.4 days and accumulates 3.54" (90mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What is the wettest month?
The month with the most rainfall is May, when the rain falls for 18.9 days and typically aggregates up to 3.5" (89mm) of precipitation.
When it does not snow?
In Janney, snow does not fall in June through September.
When are the longest days?
June has the longest days of the year, with an average of 15h and 0min of daylight.
What are the months with the most sunshine?
June and July, with an average of 9.9h of sunshine, are months with the most sunshine.
What is the month with the highest UV index?
June is the month with the highest UV index, with an average maximum UV index of 6.
What are the warmest months in Janney?
Janney's July weather, marked by an average high temperature of 81.1°F (27.3°C) and an average low temperature of 64°F (17.8°C), is the warmest in the year.
What is the least humid month?
October is the least humid month, with an average relative humidity of 74%.
What is the driest month?
November is the month with the least rainfall. Rain falls for 10.4 days and accumulates 1.81" (46mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 18min of daylight, December has the shortest days of the year.
When is the lowest UV index?
With an average maximum UV index of 1, December is the month with the lowest UV index.
Average temperature
Janney, IN
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.6°F).
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure
Janney, IN
- Average pressure in January:
30.12"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:
30.02"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.11"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Janney, IN
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.3mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.1mph - Average wind speed in May:
8.4mph - Average wind speed in June:
7.5mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
6.1mph - Average wind speed in September:
6.9mph - Average wind speed in October:
8.8mph - Average wind speed in November:
9.6mph - Average wind speed in December:
9.7mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity
Janney, IN
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall
Janney, IN
- Average rainfall in January:
1.97" - Average rainfall in February:
1.85" - Average rainfall in March:
2.72" - Average rainfall in April:
3.15" - Average rainfall in May:
3.5" - Average rainfall in June:
3.19"
- Average rainfall in July:
2.87" - Average rainfall in August:
2.52" - Average rainfall in September:
2.01" - Average rainfall in October:
2.05" - Average rainfall in November:
1.81" - Average rainfall in December:
2.09"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is November (1.81").
Average rainfall days
Janney, IN
- Average rainfall days in January:
7 days - Average rainfall days in February:
7.7 days - Average rainfall days in March:
12.5 days - Average rainfall days in April:
16 days - Average rainfall days in May:
18.9 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
16.6 days - Average rainfall days in August:
16.2 days - Average rainfall days in September:
13.5 days - Average rainfall days in October:
12.7 days - Average rainfall days in November:
10.4 days - Average rainfall days in December:
8.9 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (7 days).
Average snowfall
Janney, IN
- Average snowfall in January:
3.27" - Average snowfall in February:
3.54" - Average snowfall in March:
1.73" - Average snowfall in April:
0.55" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (3.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Janney, IN
- Average snowfall days in January:
12.8 days - Average snowfall days in February:
10.4 days - Average snowfall days in March:
5.2 days - Average snowfall days in April:
1.7 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:
0.6 days - Average snowfall days in November:
3.5 days - Average snowfall days in December:
9.6 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Janney, IN
- Average daylight in January:
9h and 4min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
3h and 2min - Average sunshine in February:
4h and 4min - Average sunshine in March:
5h and 5min - Average sunshine in April:
6h and 5min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 2min - Average sunshine in September:
7h and 5min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 5min
The months with the most sunshine are June and July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days
Janney, IN
- Average sunshine days in January:
12 days - Average sunshine days in February:
11.7 days - Average sunshine days in March:
13.9 days - Average sunshine days in April:
11.5 days - Average sunshine days in May:
10.2 days - Average sunshine days in June:
11.3 days
- Average sunshine days in July:
11.9 days - Average sunshine days in August:
12.6 days - Average sunshine days in September:
14.8 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
16.5 days - Average sunshine days in December:
13.5 days
The months with the most sunshine days are October and November (16.5 days).
The month with the least sunshine days is May (10.2 days).
Average UV index
Janney, 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
Janney, IN
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are June, July and August (Cloud cover 34).
Average visibility
Janney, IN
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Janney, Indiana, USA
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