Climate and monthly weather forecastHillsdale, OK
Climate and monthly weather forecast
Weather in January
January, like December, is a frosty winter month in Hillsdale, Oklahoma, with an average temperature ranging between min 29.5°F (-1.4°C) and max 47.1°F (8.4°C). With an average high-temperature of 47.1°F (8.4°C) and an average low-temperature of 29.5°F (-1.4°C), January is the coldest month. Weather in January »Weather in February
February, the last month of the winter in Hillsdale, is a fresh month, with an average temperature ranging between min 32.5°F (0.3°C) and max 50°F (10°C). Welcoming February, Hillsdale notes an average high-temperature of a fresh 50°F (10°C), nearly consistent with January's 47.1°F (8.4°C). Weather in February »Weather in March
March, the first month of the spring in Hillsdale, is an enjoyable month, with an average temperature ranging between max 61.3°F (16.3°C) and min 42.4°F (5.8°C). With the onset of March, Hillsdale experiences a temperature shift, with the average high-temperature moving from a cool 50°F (10°C) in February to a comfortable 61.3°F (16.3°C). Weather in March »Weather in April
April in Hillsdale, Oklahoma, is a pleasant spring month, with temperature in the range of an average low of 48.9°F (9.4°C) and an average high of 69.3°F (20.7°C). Hillsdale experiences a minor temperature shift with the start of April, with average high-temperatures moving from a comfortable 61.3°F (16.3°C) in March to a pleasant 69.3°F (20.7°C). Weather in April »Weather in May
May, the last month of the spring in Hillsdale, is a moderately hot month, with an average temperature varying between 59.2°F (15.1°C) and 78.3°F (25.7°C). The shift from April to May is marked by an increase in the average high-temperature, moving from a pleasant 69.3°F (20.7°C) to a warm 78.3°F (25.7°C). Weather in May »Weather in June
The first month of the summer, June, is a tropical month in Hillsdale, Oklahoma, with temperature in the range of an average high of 91°F (32.8°C) and an average low of 71.2°F (21.8°C). June's onset is marked by a temperature increase, moving from a moderately hot 78.3°F (25.7°C) in May to a hot 91°F (32.8°C). Weather in June »Weather in July
July in Hillsdale, Oklahoma, is a sweltering summer month, with an average temperature varying between 95°F (35°C) and 74.8°F (23.8°C). Hillsdale's temperatures peak on average in July, reaching 95°F (35°C) at their highest and 74.8°F (23.8°C) at their lowest. The heat index in July is evaluated at a blisteringly hot 109.4°F (43°C). Weather in July »Weather in August
The last month of the summer, August, is another hot month in Hillsdale, Oklahoma, with an average temperature varying between 72.9°F (22.7°C) and 93.4°F (34.1°C). August's climate shows a minor adjustment in average high-temperatures to a tropical 93.4°F (34.1°C) from July's 95°F (35°C). Weather in August »Weather in September
September, the first month of the autumn in Hillsdale, is still a warm month, with an average temperature ranging between min 66.2°F (19°C) and max 84.9°F (29.4°C). A minor decrease in the average high-temperature is observed during September, shifting from a tropical 93.4°F (34.1°C) in August to a warm 84.9°F (29.4°C). Weather in September »Weather in October
October, like September, is an agreeable autumn month in Hillsdale, Oklahoma, with an average temperature ranging between min 52.5°F (11.4°C) and max 70.2°F (21.2°C). As Hillsdale transitions into October, the average high-temperature shows a marked reduction, decreasing from a moderately hot 84.9°F (29.4°C) in September to an agreeable 70.2°F (21.2°C). Weather in October »Weather in November
November, the last month of the autumn in Hillsdale, is another refreshing month, with an average temperature varying between 40.3°F (4.6°C) and 58.6°F (14.8°C). A shift in Hillsdale's weather is observed as October turns into November, with the average high temperature reducing from a pleasant 70.2°F (21.2°C) to a refreshing 58.6°F (14.8°C). Weather in November »Weather in December
The first month of the winter, December, is also a frosty month in Hillsdale, Oklahoma, with temperature in the range of an average high of 47.7°F (8.7°C) and an average low of 30.9°F (-0.6°C). As December begins, there is a decrease in the average high-temperature, falling from a mild 58.6°F (14.8°C) in November to a frosty 47.7°F (8.7°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Hillsdale, OK
The warmest month (with the highest average high temperature) is July (95°F).
The month with the lowest average high temperature is January (47.1°F).
The month with the highest average low temperature is July (74.8°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure
Hillsdale, OK
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
29.89"Hg - Average pressure in May:
29.89"Hg - Average pressure in June:
29.86"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"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 (29.86"Hg).
Average wind speed
Hillsdale, OK
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.6mph - Average wind speed in March:
11.4mph - Average wind speed in April:
11.7mph - Average wind speed in May:
10.3mph - Average wind speed in June:
10.6mph
- Average wind speed in July:
9mph - Average wind speed in August:
8.5mph - Average wind speed in September:
9.1mph - Average wind speed in October:
10.1mph - Average wind speed in November:
10.7mph - Average wind speed in December:
9.9mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity
Hillsdale, OK
The month with the highest relative humidity is May (69%).
The months with the lowest relative humidity are July and August (56%).
Average rainfall
Hillsdale, OK
- Average rainfall in January:
0.91" - Average rainfall in February:
0.87" - Average rainfall in March:
1.34" - Average rainfall in April:
2.36" - Average rainfall in May:
4.09" - Average rainfall in June:
1.89"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days
Hillsdale, OK
- Average rainfall days in January:
4.3 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
9.8 days - Average rainfall days in April:
12.4 days - Average rainfall days in May:
14.8 days - Average rainfall days in June:
10.3 days
- Average rainfall days in July:
12.3 days - Average rainfall days in August:
12.6 days - Average rainfall days in September:
13.1 days - Average rainfall days in October:
8.5 days - Average rainfall days in November:
5.6 days - Average rainfall days in December:
5.5 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (4.3 days).
Average snowfall
Hillsdale, OK
The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Hillsdale, OK
- Average snowfall days in January:
2.4 days - Average snowfall days in February:
3.3 days - Average snowfall days in March:
1.3 days - Average snowfall days in April:
0.3 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:
0.3 days - Average snowfall days in November:
1.1 days - Average snowfall days in December:
1.8 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Hillsdale, 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 12min - Average daylight in May:
14h and 6min - Average daylight in June:
14h and 36min
- Average daylight in July:
14h and 24min - Average daylight in August:
13h and 30min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 12min - 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 24min - Average sunshine in February:
7h and 30min - Average sunshine in March:
7h and 30min - Average sunshine in April:
8h and 36min - Average sunshine in May:
9h and 36min - Average sunshine in June:
11h and 12min
- Average sunshine in July:
11h and 12min - Average sunshine in August:
11h and 0min - Average sunshine in September:
8h and 54min - Average sunshine in October:
7h and 6min - Average sunshine in November:
6h and 18min - Average sunshine in December:
6h and 18min
The months with the most sunshine are June and July (Average sunshine: 11h and 12min).
The months with the least sunshine are November and December (Average sunshine: 6h and 18min).
Average sunshine days
Hillsdale, OK
- Average sunshine days in January:
23.8 days - Average sunshine days in February:
19 days - Average sunshine days in March:
18 days - Average sunshine days in April:
15.8 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
17.4 days
- Average sunshine days in July:
15.5 days - Average sunshine days in August:
14.6 days - Average sunshine days in September:
14.6 days - Average sunshine days in October:
20.5 days - Average sunshine days in November:
23.2 days - Average sunshine days in December:
23.9 days
The month with the most sunshine days is December (23.9 days).
The month with the least sunshine days is May (14.3 days).
Average UV index
Hillsdale, OK
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover
Hillsdale, OK
The months with the most cloud cover are March and April (Cloud cover 35).
The months with the least cloud cover are June and August (Cloud cover 19).
Average visibility
Hillsdale, 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).





