Expand
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 Jamestown, Oklahoma, is a frosty winter month, with an average temperature varying between 29.7°F (-1.3°C) and 45°F (7.2°C). January stands out as Jamestown's coldest month, with an average high-temperature of 45°F (7.2°C) and a low-temperature of 29.7°F (-1.3°C). Weather in January »
Weather in February
The last month of the winter, February, is also a frosty month in Jamestown, Oklahoma, with an average temperature ranging between max 48.7°F (9.3°C) and min 32.7°F (0.4°C). As January transitions into February, Jamestown records an average high-temperature of a still chilly 48.7°F (9.3°C), showing a gentle shift from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a refreshing month in Jamestown, Oklahoma, with an average temperature ranging between min 42.4°F (5.8°C) and max 59.9°F (15.5°C). March's onset witnesses a shift in the average high-temperature, moving from a chilly 48.7°F (9.3°C) in February to a moderate 59.9°F (15.5°C). Weather in March »
Weather in April
April is an agreeable spring month in Jamestown, Oklahoma, with temperature in the range of an average high of 68.2°F (20.1°C) and an average low of 49.6°F (9.8°C). Observing a slight rise in April, the average high-temperature shifts from March's moderate 59.9°F (15.5°C) to an agreeable 68.2°F (20.1°C). Weather in April »
Weather in May
May, the last month of the spring in Jamestown, is a moderately hot month, with an average temperature ranging between min 58.6°F (14.8°C) and max 75.4°F (24.1°C). May's onset brings a subtle temperature rise, moving from a pleasant 68.2°F (20.1°C) in April to a moderately hot 75.4°F (24.1°C). Weather in May »
Weather in June
June, the first month of the summer in Jamestown, is still a warm month, with temperature in the range of an average low of 68.5°F (20.3°C) and an average high of 85.8°F (29.9°C). In Jamestown, stepping into June brings a temperature increase, moving up from May's moderately hot 75.4°F (24.1°C) to a still warm 85.8°F (29.9°C). Weather in June »
Weather in July
July is a tropical summer month in Jamestown, Oklahoma, with an average temperature ranging between max 90.3°F (32.4°C) and min 71.4°F (21.9°C). In Jamestown, July records the highest average temperatures, peaking at 90.3°F (32.4°C) and reaching a low of 71.4°F (21.9°C). For July, the heat index is evaluated at a scorching 107.6°F (42°C). Weather in July »
Weather in August
August, the last month of the summer in Jamestown, is another tropical month, with an average temperature ranging between min 69.1°F (20.6°C) and max 89.2°F (31.8°C). The shift into August reveals an average high-temperature of a still hot 89.2°F (31.8°C), closely mirroring July's climate. Weather in August »
Weather in September
September, the first month of the autumn in Jamestown, is still a warm month, with temperature in the range of an average low of 63.1°F (17.3°C) and an average high of 82.2°F (27.9°C). The transition to September results in a modest reduction in average high-temperature, moving from a hot 89.2°F (31.8°C) in August to a warm 82.2°F (27.9°C). Weather in September »
Weather in October
October, the same as September, in Jamestown, Oklahoma, is another pleasant autumn month, with an average temperature varying between 69.4°F (20.8°C) and 51.4°F (10.8°C). In October, the average high-temperature decreases from a warm 82.2°F (27.9°C) in September to a pleasant 69.4°F (20.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another refreshing month in Jamestown, Oklahoma, with temperature in the range of an average low of 41°F (5°C) and an average high of 57.6°F (14.2°C). The shift from October to November involves a decrease in the average high-temperature, from a pleasant 69.4°F (20.8°C) to a refreshing 57.6°F (14.2°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Jamestown, Oklahoma, with an average temperature varying between 47.3°F (8.5°C) and 33.3°F (0.7°C). In Jamestown, the average high-temperature in December decreases from a moderate 57.6°F (14.2°C) in November to a chilly 47.3°F (8.5°C). Weather in December »
Updated: Jul 13, 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 is the coldest time of year?
January, on average, is the coldest month, registering a high temperature of 45°F (7.2°C) and a low of 29.7°F (-1.3°C).
How many days does it rain?
Throughout the year, there are 125.4 rainfall days, and 23.19" (589mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through March, November and December.
How much does it snow?
Throughout the year, there are 8.5 snowfall days, and 1.93" (49mm) of snow is accumulated.
When is the lowest UV index?
The months with the lowest UV index are January and December, with an average maximum UV index of 2.
What is the snowiest month?
The month with the most snowfall is February, when snow falls for 2.6 days and typically aggregates up to 0.79" (20mm) 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 CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
When it does not snow in Jamestown?
April through October are months without snowfall.
What is the most humid month?
With an average relative humidity of 81%, May is the most humid month.
What is the wettest month?
The month with the most rainfall is May, when the rain falls for 14.8 days and typically aggregates up to 4.06" (103mm) of precipitation.
When are the longest days in Jamestown?
With an average of 14h and 36min of daylight, June has the longest days of the year.
What is the month with the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 7.
What is the hottest time of year?
In Jamestown, July is known for its average highest temperatures, reaching a high of 90.3°F (32.4°C) and a low of 71.4°F (21.9°C).
What month has the most sunshine?
With an average of 10.8h of sunshine, July has the most sunshine of the year.
What is the least humid month?
With an average relative humidity of 68%, October is the least humid month.
What is the driest month?
November is the month with the least rainfall. Rain falls for 6.4 days and accumulates 0.75" (19mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 42min of daylight.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 5.6h of sunshine.
Average temperature
Jamestown, OK
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (45°F).
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure
Jamestown, OK
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
29.92"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
30"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Jamestown, OK
- Average wind speed in January:
9.9mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.9mph - Average wind speed in April:
10.8mph - Average wind speed in May:
9.1mph - Average wind speed in June:
8.4mph
- Average wind speed in July:
7.1mph - Average wind speed in August:
7.1mph - Average wind speed in September:
7.6mph - Average wind speed in October:
9.2mph - Average wind speed in November:
10.1mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is March (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity
Jamestown, OK
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (68%).
Average rainfall
Jamestown, OK
- Average rainfall in January:
1.02" - Average rainfall in February:
0.91" - Average rainfall in March:
1.85" - Average rainfall in April:
2.13" - Average rainfall in May:
4.06" - Average rainfall in June:
1.61"
- Average rainfall in July:
2.4" - Average rainfall in August:
2.99" - Average rainfall in September:
2.52" - Average rainfall in October:
1.93" - Average rainfall in November:
0.75" - Average rainfall in December:
1.02"
The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is November (0.75").
Average rainfall days
Jamestown, OK
- Average rainfall days in January:
6.2 days - Average rainfall days in February:
7.4 days - Average rainfall days in March:
11.4 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
14.8 days - Average rainfall days in June:
11.8 days
- Average rainfall days in July:
13 days - Average rainfall days in August:
13.1 days - Average rainfall days in September:
9.7 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
6.4 days - Average rainfall days in December:
6.8 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (6.2 days).
Average snowfall
Jamestown, OK
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Jamestown, OK
- Average snowfall days in January:
2.8 days - Average snowfall days in February:
2.6 days - Average snowfall days in March:
0.8 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:
0.2 days - Average snowfall days in November:
0.4 days - Average snowfall days in December:
1.6 days
The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Jamestown, OK
- Average daylight in January:
10h and 0min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 4min
- Average daylight in July:
14h and 2min - Average daylight in August:
13h and 3min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 4min
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:
5h and 4min - Average sunshine in February:
6h and 1min - Average sunshine in March:
6h and 4min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 4min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 4min - Average sunshine in September:
9h and 0min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days
Jamestown, OK
- Average sunshine days in January:
21.6 days - Average sunshine days in February:
17.7 days - Average sunshine days in March:
15.9 days - Average sunshine days in April:
13.5 days - Average sunshine days in May:
12.9 days - Average sunshine days in June:
14.8 days
- Average sunshine days in July:
15.4 days - Average sunshine days in August:
15.6 days - Average sunshine days in September:
17.7 days - Average sunshine days in October:
18.8 days - Average sunshine days in November:
21.9 days - Average sunshine days in December:
21 days
The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is May (12.9 days).
Average UV index
Jamestown, OK
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover
Jamestown, OK
The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 23).
Average visibility
Jamestown, 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).
Jamestown, Oklahoma, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location