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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 another chilly winter month in Jamestown, Oklahoma, with an average temperature ranging between min 29.7°F (-1.3°C) and max 45°F (7.2°C). Temperature records mark January as the coldest month, with highs averaging 45°F (7.2°C) and lows at 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 temperature in the range of an average high of 48.7°F (9.3°C) and an average low of 32.7°F (0.4°C). The start of February marks an average high-temperature of a still frosty 48.7°F (9.3°C), hardly distinguishable from the conditions in January. Weather in February »
Weather in March
The first month of the spring, March, is a mild month in Jamestown, Oklahoma, with an average temperature fluctuating between 42.4°F (5.8°C) and 59.9°F (15.5°C). March brings a rise in Jamestown's average high-temperature, moving from a frosty 48.7°F (9.3°C) in February to a mild 59.9°F (15.5°C). Weather in March »
Weather in April
April in Jamestown, Oklahoma, is a pleasant spring month, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 68.2°F (20.1°C). With the onset of April, Jamestown's weather sees a minor temperature rise, transitioning from a mild 59.9°F (15.5°C) in March to a pleasant 68.2°F (20.1°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Jamestown, Oklahoma, with an average temperature fluctuating between 75.4°F (24.1°C) and 58.6°F (14.8°C). May introduces a marginal temperature uplift, with average high-temperatures adjusting from April's agreeable 68.2°F (20.1°C) to a moderately hot 75.4°F (24.1°C). Weather in May »
Weather in June
The first month of the summer, June, is still a warm month in Jamestown, Oklahoma, with an average temperature varying between 85.8°F (29.9°C) and 68.5°F (20.3°C). With the onset of June, Jamestown's average high-temperature experiences a rise, moving from May's 75.4°F (24.1°C) to a still moderately hot 85.8°F (29.9°C). Weather in June »
Weather in July
July in Jamestown, Oklahoma, is a tropical summer month, with temperature in the range of an average low of 71.4°F (21.9°C) and an average high of 90.3°F (32.4°C). July stands out as Jamestown's warmest month, with an average high-temperature of 90.3°F (32.4°C) and a low-temperature of 71.4°F (21.9°C). The heat index in July is appraised at an extremely hot 107.6°F (42°C). Weather in July »
Weather in August
The last month of the summer, August, is another tropical month in Jamestown, Oklahoma, with an average temperature ranging between max 89.2°F (31.8°C) and min 69.1°F (20.6°C). Jamestown's average high-temperature marks a still tropical 89.2°F (31.8°C) with the advent of August, closely mirroring that of the preceding month. 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 high of 82.2°F (27.9°C) and an average low of 63.1°F (17.3°C). September signifies a gentle decline in Jamestown's average high-temperature, easing from a hot 89.2°F (31.8°C) in August to a moderately hot 82.2°F (27.9°C). Weather in September »
Weather in October
October, like September, is another pleasant autumn month in Jamestown, Oklahoma, with an average temperature ranging between min 51.4°F (10.8°C) and max 69.4°F (20.8°C). Observing a mild shift, the average high-temperature during October reduces from September's moderately hot 82.2°F (27.9°C) to an agreeable 69.4°F (20.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Jamestown, is also a moderate month, with an average temperature fluctuating between 41°F (5°C) and 57.6°F (14.2°C). The transition into November involves a decrease in the average high-temperature, falling from a pleasant 69.4°F (20.8°C) in October 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 temperature in the range of an average high of 47.3°F (8.5°C) and an average low of 33.3°F (0.7°C). A shift in Jamestown's weather is observed as November turns into December, with the average high temperature reducing from a refreshing 57.6°F (14.2°C) to a frosty 47.3°F (8.5°C). Weather in December »
Updated: Jun 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
Jamestown's January weather, marked by an average high temperature of 45°F (7.2°C) and an average low temperature of 29.7°F (-1.3°C), is the coldest in the year.
How much does it rain in Jamestown?
In Jamestown, during the entire year, the rain falls for 125.4 days and collects up to 23.19" (589mm) of precipitation.
When does it snow?
Months with snowfall are January through March, November and December.
How many days 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 in Jamestown?
The months with the lowest UV index are January and December, with an average maximum UV index of 2.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 2.6 days and accumulates 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?
April through October are months without snowfall.
What is the most humid month?
May is the most humid month, with an average relative humidity of 81%.
What is the wettest month?
May is the month with the most rainfall. Rain falls for 14.8 days and accumulates 4.06" (103mm) of precipitation.
When are the longest days in Jamestown?
June has the longest days of the year in Jamestown, with an average of 14h and 36min of daylight.
When is the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 7.
What are the warmest months?
The average temperatures reach their apex in July, averaging 90.3°F (32.4°C) at the high end and 71.4°F (21.9°C) at the low end.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.8h of sunshine.
What is the least humid month?
The least humid month is October, with an average relative humidity of 68%.
What is the driest month?
The month with the least rainfall is November, when the rain falls for 6.4 days and typically collects 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
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