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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, the same as December, in Hanna, Wyoming, is another subzero cold winter month, with an average temperature varying between 13.3°F (-10.4°C) and 27.5°F (-2.5°C). A minor adjustment in Hanna's average high-temperature is noted with the start of January, touching a still freezing cold 27.5°F (-2.5°C) from December's 26.4°F (-3.1°C). Weather in January »
Weather in February
February, the last month of the winter in Hanna, is also a subzero cold month, with an average temperature ranging between min 14.7°F (-9.6°C) and max 29.5°F (-1.4°C). The average high-temperature during February registers at a still freezing cold 29.5°F (-1.4°C), closely corresponding to the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a cold month in Hanna, Wyoming, with an average temperature varying between 40.6°F (4.8°C) and 24.8°F (-4°C). The arrival of March brings a temperature shift, with the average high-temperature escalating from a freezing cold 29.5°F (-1.4°C) in February to a wintry 40.6°F (4.8°C). Weather in March »
Weather in April
April is a frosty spring month in Hanna, Wyoming, with an average temperature fluctuating between 30.9°F (-0.6°C) and 48.7°F (9.3°C). With the start of April, the average high-temperature marginally shifts from March's icy 40.6°F (4.8°C) to a frosty 48.7°F (9.3°C). Weather in April »
Weather in May
May, the last month of the spring in Hanna, is a moderate month, with an average temperature ranging between min 40.1°F (4.5°C) and max 60.4°F (15.8°C). Hanna's transition into May is marked by a temperature shift, moving from a frosty 48.7°F (9.3°C) in April to a mild 60.4°F (15.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Hanna, Wyoming, with an average temperature fluctuating between 74.5°F (23.6°C) and 51.4°F (10.8°C). The arrival of June brings a temperature shift, with the average high-temperature escalating from a moderate 60.4°F (15.8°C) in May to a warm 74.5°F (23.6°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Hanna, Wyoming, with an average temperature ranging between max 81.7°F (27.6°C) and min 58.3°F (14.6°C). With average temperatures fluctuating between a high of 81.7°F (27.6°C) and a low of 58.3°F (14.6°C), July stands out as the warmest month. Weather in July »
Weather in August
August, the last month of the summer in Hanna, is also a moderately hot month, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 79.7°F (26.5°C). Hanna, Wyoming, registers an average high-temperature of a still moderately hot 79.7°F (26.5°C) at the commencement of August, closely related to the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Hanna, Wyoming, with an average temperature varying between 70.9°F (21.6°C) and 50.2°F (10.1°C). September's arrival signals a moderate reduction in the average high-temperature, easing from a warm 79.7°F (26.5°C) in August to a pleasant 70.9°F (21.6°C). Weather in September »
Weather in October
October, like September, in Hanna, Wyoming, is another fresh autumn month, with an average temperature fluctuating between 52.7°F (11.5°C) and 35.1°F (1.7°C). As September transitions into October, Hanna sees a clear drop in the average high-temperature, declining from an agreeable 70.9°F (21.6°C) to a fresh 52.7°F (11.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is also an icy month in Hanna, Wyoming, with an average temperature varying between 24.1°F (-4.4°C) and 39°F (3.9°C). November's onset brings a slight change in high-temperatures, falling from a cool 52.7°F (11.5°C) in October to an icy 39°F (3.9°C). Weather in November »
Weather in December
December, the first month of the winter in Hanna, is also a subzero cold month, with an average temperature varying between 13.1°F (-10.5°C) and 26.4°F (-3.1°C). December is the coldest month, exhibiting average temperatures of 26.4°F (-3.1°C) at the peak and 13.1°F (-10.5°C) at the base. Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Hanna?
January is the most humid month in Hanna, Wyoming, with an average relative humidity of 83%.
How many days does it rain in Hanna?
In Hanna, during the entire year, the rain falls for 80.5 days and collects up to 8.39" (213mm) of precipitation.
When does it snow in Hanna?
January through May, September through December are months with snowfall in Hanna.
How much does it snow in Hanna?
In Hanna, during the entire year, snow falls for 70.3 days and aggregates up to 29.57" (751mm) of snow.
When is the lowest UV index in Hanna?
The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2.
What is the month with the least sunshine in Hanna?
The months with the least sunshine in Hanna are February and December, with an average of 5.9h of sunshine.
When does it snow the most in Hanna?
March is the month with the most snowfall. Snow falls for 10.8 days and accumulates 5.47" (139mm) of snow.
When is Daylight Saving Time (DST) in Hanna?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Hanna, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.
What is the rainiest month in Hanna?
April is the month with the most rainfall. Rain falls for 10.4 days and accumulates 1.34" (34mm) of precipitation.
When it does not snow in Hanna?
June through August are months without snowfall in Hanna, Wyoming.
When are the longest days in Hanna?
With an average of 15h and 12min of daylight, June has the longest days of the year in Hanna, Wyoming.
What is the hottest time of year in Hanna?
Hanna, Wyoming, experiences its average highest temperatures in July, reaching a peak of 81.7°F (27.6°C) and a minimum of 58.3°F (14.6°C).
What month has the most sunshine in Hanna?
With an average of 12h of sunshine, July has the most sunshine of the year.
What is the month with the highest UV index in Hanna?
July is the month with the highest UV index in Hanna, with an average maximum UV index of 6.
What is the least humid month in Hanna?
August is the least humid month, with an average relative humidity of 34%.
What is the driest month in Hanna?
The month with the least rainfall in Hanna is August, when the rain falls for 5.7 days and typically collects 0.24" (6mm) of precipitation.
What is the coldest time of year in Hanna?
Hanna's coldest temperatures are experienced in December, with average high temperatures of 26.4°F (-3.1°C) and lows of 13.1°F (-10.5°C).
What is the month with the shortest days in Hanna?
The month with the shortest days in Hanna is December, with an average of 9h and 12min of daylight.
Average temperature
Hanna, WY
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (26.4°F).
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).
Average pressure
Hanna, WY
- Average pressure in January:
30.21"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
29.91"Hg - Average pressure in May:
29.9"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.19"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed
Hanna, WY
- Average wind speed in January:
11.9mph - Average wind speed in February:
12.1mph - Average wind speed in March:
11.6mph - Average wind speed in April:
11.9mph - Average wind speed in May:
10.7mph - Average wind speed in June:
11mph
- Average wind speed in July:
9.3mph - Average wind speed in August:
9.3mph - Average wind speed in September:
10.5mph - Average wind speed in October:
11.6mph - Average wind speed in November:
12.4mph - Average wind speed in December:
11.7mph
The windiest month (with the highest average wind speed) is November (12.4mph).
The calmest months (with the lowest average wind speed) are July and August (9.3mph).
Average humidity
Hanna, WY
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (34%).
Average rainfall
Hanna, WY
- Average rainfall in January:
0.59" - Average rainfall in February:
0.63" - Average rainfall in March:
0.94" - Average rainfall in April:
1.34" - Average rainfall in May:
1.26" - Average rainfall in June:
0.55"
- Average rainfall in July:
0.31" - Average rainfall in August:
0.24" - Average rainfall in September:
0.39" - Average rainfall in October:
0.87" - Average rainfall in November:
0.71" - Average rainfall in December:
0.55"
The wettest month (with the highest rainfall) is April (1.34").
The driest month (with the least rainfall) is August (0.24").
Average rainfall days
Hanna, WY
- Average rainfall days in January:
5.5 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
7.2 days - Average rainfall days in April:
10.4 days - Average rainfall days in May:
12.3 days - Average rainfall days in June:
7.9 days
- Average rainfall days in July:
5.8 days - Average rainfall days in August:
5.7 days - Average rainfall days in September:
6.2 days - Average rainfall days in October:
6.3 days - Average rainfall days in November:
4.4 days - Average rainfall days in December:
4.5 days
The month with the highest number of rainy days is May (12.3 days).
The month with the least rainy days is February (4.3 days).
Average snowfall
Hanna, WY
The month with the highest snowfall is March (5.47").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Hanna, WY
- Average snowfall days in January:
11.1 days - Average snowfall days in February:
12.5 days - Average snowfall days in March:
10.8 days - Average snowfall days in April:
7.9 days - Average snowfall days in May:
2.7 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:
0.1 days - Average snowfall days in October:
5.2 days - Average snowfall days in November:
8.5 days - Average snowfall days in December:
11.5 days
The month with the highest number of snowfall days is February (12.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Hanna, WY
- Average daylight in January:
9h and 3min - 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 4min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
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:
6h and 1min - Average sunshine in February:
5h and 5min - Average sunshine in March:
8h and 3min - Average sunshine in April:
10h and 0min - Average sunshine in May:
10h and 5min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
11h and 5min - Average sunshine in September:
11h and 1min - Average sunshine in October:
7h and 0min - Average sunshine in November:
6h and 5min - Average sunshine in December:
5h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are February and December (Average sunshine: 5h and 54min).
Average sunshine days
Hanna, WY
- Average sunshine days in January:
17.8 days - Average sunshine days in February:
14.7 days - Average sunshine days in March:
15.9 days - Average sunshine days in April:
12.6 days - Average sunshine days in May:
15 days - Average sunshine days in June:
19.8 days
- Average sunshine days in July:
23.4 days - Average sunshine days in August:
23.6 days - Average sunshine days in September:
22.4 days - Average sunshine days in October:
19.5 days - Average sunshine days in November:
19.2 days - Average sunshine days in December:
17.4 days
The month with the most sunshine days is August (23.6 days).
The month with the least sunshine days is April (12.6 days).
Average UV index
Hanna, WY
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover
Hanna, WY
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility
Hanna, WY
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is December (5mi).
Hanna, Wyoming, USA
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