Climate and monthly weather forecastHallett, OK
Climate and monthly weather forecast
Weather in January
January, the same as December, in Hallett, Oklahoma, is a frosty winter month, with temperature in the range of an average high of 46°F (7.8°C) and an average low of 30.4°F (-0.9°C). Hallett's coldest temperatures are experienced in January, with average high temperatures of 46°F (7.8°C) and lows of 30.4°F (-0.9°C). Weather in January »Weather in February
February, the last month of the winter in Hallett, is also a frosty month, with an average temperature ranging between min 33.8°F (1°C) and max 49.3°F (9.6°C). Hallett starts February with an average high-temperature of a still chilly 49.3°F (9.6°C), a minor shift from January's 46°F (7.8°C). Weather in February »Weather in March
March, the first month of the spring in Hallett, is a comfortable month, with an average temperature fluctuating between 61°F (16.1°C) and 43.9°F (6.6°C). Hallett experiences a temperature shift with the start of March, with average high-temperatures moving from a frosty 49.3°F (9.6°C) in February to a refreshing 61°F (16.1°C). Weather in March »Weather in April
April is a pleasant spring month in Hallett, Oklahoma, with an average temperature ranging between max 69.1°F (20.6°C) and min 50.4°F (10.2°C). A minor escalation in the average high-temperature is seen with the onset of April, moving from a comfortable 61°F (16.1°C) in March to a pleasant 69.1°F (20.6°C). Weather in April »Weather in May
The last month of the spring, May, is a moderately hot month in Hallett, Oklahoma, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 58.6°F (14.8°C). Hallett's transition into May sees a mild rise in the average high-temperature, edging from an agreeable 69.1°F (20.6°C) in April to a warm 75.7°F (24.3°C). Weather in May »Weather in June
The first month of the summer, June, is a hot month in Hallett, Oklahoma, with an average temperature varying between 86.5°F (30.3°C) and 68.7°F (20.4°C). The shift from May to June brings an increase in the average high-temperature, moving from a moderately hot 75.7°F (24.3°C) to a tropical 86.5°F (30.3°C). Weather in June »Weather in July
July, the same as June, in Hallett, Oklahoma, is another hot summer month, with an average temperature varying between 72°F (22.2°C) and 91.4°F (33°C). July is Hallett's warmest month, registering average high temperatures of 91.4°F (33°C) and lows of 72°F (22.2°C). The average heat index in July is calculated to be a blisteringly hot 109.4°F (43°C). Weather in July »Weather in August
The last month of the summer, August, is also a hot month in Hallett, Oklahoma, with an average temperature fluctuating between 69.8°F (21°C) and 90.7°F (32.6°C). With August's arrival, Hallett notes an average high-temperature of a still hot 90.7°F (32.6°C), closely following the trend of the preceding month. Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Hallett, Oklahoma, with an average temperature fluctuating between 83.3°F (28.5°C) and 63.7°F (17.6°C). The commencement of September indicates a gentle shift in the average high-temperature, receding from August's hot 90.7°F (32.6°C) to a moderately hot 83.3°F (28.5°C). Weather in September »Weather in October
October, the same as September, in Hallett, Oklahoma, is an agreeable autumn month, with an average temperature ranging between min 52.7°F (11.5°C) and max 70.3°F (21.3°C). As Hallett enters October, the average high-temperature decreases from the a warm 83.3°F (28.5°C) of September to a pleasant 70.3°F (21.3°C). Weather in October »Weather in November
The last month of the autumn, November, is also a moderate month in Hallett, Oklahoma, with an average temperature fluctuating between 58.6°F (14.8°C) and 41.9°F (5.5°C). The onset of November brings a small change in high-temperatures, falling from a pleasant 70.3°F (21.3°C) in October to a mild 58.6°F (14.8°C). Weather in November »Weather in December
The first month of the winter, December, is still a chilly month in Hallett, Oklahoma, with an average temperature varying between 33.6°F (0.9°C) and 48°F (8.9°C). Setting in of December comes with a decrease in the average high-temperature, moving from a mild 58.6°F (14.8°C) in November to a chilly 48°F (8.9°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Hallett, OK
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (46°F).
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).
Average pressure
Hallett, OK
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.91"Hg - Average pressure in May:
29.91"Hg - Average pressure in June:
29.88"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed
Hallett, OK
- Average wind speed in January:
9.9mph - Average wind speed in February:
10.3mph - Average wind speed in March:
11.1mph - Average wind speed in April:
11.1mph - Average wind speed in May:
9.3mph - Average wind speed in June:
8.8mph
- Average wind speed in July:
7.6mph - Average wind speed in August:
7.6mph - Average wind speed in September:
8mph - Average wind speed in October:
9.2mph - Average wind speed in November:
10mph - Average wind speed in December:
9.4mph
The windiest months (with the highest average wind speed) are March and April (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7.6mph).
Average humidity
Hallett, OK
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and October (66%).
Average rainfall
Hallett, OK
- Average rainfall in January:
1.02" - Average rainfall in February:
1.22" - Average rainfall in March:
2.01" - Average rainfall in April:
2.56" - Average rainfall in May:
4.92" - Average rainfall in June:
1.89"
- Average rainfall in July:
2.48" - Average rainfall in August:
3.03" - Average rainfall in September:
3.31" - Average rainfall in October:
3.11" - Average rainfall in November:
1.1" - Average rainfall in December:
1.06"
The wettest month (with the highest rainfall) is May (4.92").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days
Hallett, OK
- Average rainfall days in January:
5.8 days - Average rainfall days in February:
7.4 days - Average rainfall days in March:
11.3 days - Average rainfall days in April:
14.4 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
11.4 days
- Average rainfall days in July:
12.8 days - Average rainfall days in August:
12.7 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
7.8 days - Average rainfall days in December:
6.4 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (5.8 days).
Average snowfall
Hallett, OK
The month with the highest snowfall is February (1.57").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Hallett, OK
- Average snowfall days in January:
1.5 days - Average snowfall days in February:
2.3 days - Average snowfall days in March:
0.7 days - Average snowfall days in April:
0.1 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:
0.1 days - Average snowfall days in November:
0.3 days - Average snowfall days in December:
1.3 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Hallett, OK
- Average daylight in January:
10h and 0min - Average daylight in February:
10h and 54min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 6min - Average daylight in May:
14h and 6min - Average daylight in June:
14h and 36min
- Average daylight in July:
14h and 18min - Average daylight in August:
13h and 30min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 18min - Average daylight in November:
10h and 18min - Average daylight in December:
9h and 42min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January:
6h and 0min - Average sunshine in February:
6h and 42min - Average sunshine in March:
7h and 6min - Average sunshine in April:
8h and 18min - Average sunshine in May:
8h and 42min - Average sunshine in June:
10h and 36min
- Average sunshine in July:
10h and 54min - Average sunshine in August:
11h and 0min - Average sunshine in September:
8h and 36min - Average sunshine in October:
6h and 42min - Average sunshine in November:
6h and 6min - Average sunshine in December:
5h and 48min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days
Hallett, OK
- Average sunshine days in January:
23 days - Average sunshine days in February:
17.6 days - Average sunshine days in March:
16.8 days - Average sunshine days in April:
14 days - Average sunshine days in May:
13.5 days - Average sunshine days in June:
16 days
- Average sunshine days in July:
15.8 days - Average sunshine days in August:
15.3 days - Average sunshine days in September:
16.1 days - Average sunshine days in October:
18.2 days - Average sunshine days in November:
21.1 days - Average sunshine days in December:
22.3 days
The month with the most sunshine days is January (23 days).
The month with the least sunshine days is May (13.5 days).
Average UV index
Hallett, OK
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover
Hallett, OK
The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility
Hallett, OK
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





