Climate and monthly weather forecastJamestown, KS
Climate and monthly weather forecast
Weather in January
January, like December, in Jamestown, Kansas, is an icy winter month, with temperature in the range of an average low of 22.1°F (-5.5°C) and an average high of 37.9°F (3.3°C). The month of January sees the lowest average temperatures, reaching 37.9°F (3.3°C) at the peak and 22.1°F (-5.5°C) at the low. Weather in January »Weather in February
The last month of the winter, February, is also a wintry month in Jamestown, Kansas, with an average temperature ranging between min 25°F (-3.9°C) and max 41.4°F (5.2°C). Upon the beginning of February, Jamestown's high-temperatures register at a still wintry 41.4°F (5.2°C), closely mirroring the preceding month. Weather in February »Weather in March
March, the first month of the spring in Jamestown, is a cool month, with temperature in the range of an average high of 55°F (12.8°C) and an average low of 36.3°F (2.4°C). As March begins, there is an increase in the average high-temperature, moving from a cold 41.4°F (5.2°C) in February to a cool 55°F (12.8°C). Weather in March »Weather in April
April in Jamestown, Kansas, is an enjoyable spring month, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 44.2°F (6.8°C). In April, the meteorological conditions change with the average high-temperature moving from a cool 55°F (12.8°C) in March to a comfortable 64.2°F (17.9°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Jamestown, Kansas, with an average temperature varying between 73°F (22.8°C) and 54.1°F (12.3°C). May's onset brings a subtle temperature rise, moving from a refreshing 64.2°F (17.9°C) in April to a pleasant 73°F (22.8°C). Weather in May »Weather in June
The first month of the summer, June, is a hot month in Jamestown, Kansas, with an average temperature fluctuating between 86.5°F (30.3°C) and 66.7°F (19.3°C). Jamestown experiences a temperature shift with the start of June, with average high-temperatures moving from an agreeable 73°F (22.8°C) in May to a tropical 86.5°F (30.3°C). Weather in June »Weather in July
July, like June, is another hot summer month in Jamestown, Kansas, with an average temperature fluctuating between 69.6°F (20.9°C) and 90.7°F (32.6°C). Jamestown's warmest month, July, generally records average temperatures ranging from a high of 90.7°F (32.6°C) to a low of 69.6°F (20.9°C). Throughout July, the heat index is computed to be an extremely hot 104°F (40°C). Weather in July »Weather in August
The last month of the summer, August, is another tropical month in Jamestown, Kansas, with an average temperature fluctuating between 66.6°F (19.2°C) and 87.4°F (30.8°C). The weather during August records an average high-temperature of a still hot 87.4°F (30.8°C), closely mirroring the preceding month. Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Jamestown, Kansas, with temperature in the range of an average high of 79.7°F (26.5°C) and an average low of 60.3°F (15.7°C). The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from a tropical 87.4°F (30.8°C) to a moderately hot 79.7°F (26.5°C). Weather in September »Weather in October
October, like September, in Jamestown, Kansas, is another enjoyable autumn month, with an average temperature ranging between max 65.1°F (18.4°C) and min 47.3°F (8.5°C). As Jamestown transitions into October, a marked decrease in the average high-temperature is observed, dropping from a moderately hot 79.7°F (26.5°C) in September to a refreshing 65.1°F (18.4°C). Weather in October »Weather in November
November, the last month of the autumn in Jamestown, is another cool month, with an average temperature ranging between max 52.5°F (11.4°C) and min 35.2°F (1.8°C). The arrival of November corresponds with a reduction in the average high-temperature, down from October's comfortable 65.1°F (18.4°C) to a cool 52.5°F (11.4°C). Weather in November »Weather in December
December, the first month of the winter in Jamestown, is also an icy month, with an average temperature fluctuating between 25°F (-3.9°C) and 39.2°F (4°C). December weather is marked by a drop in the average high-temperature, falling from a cool 52.5°F (11.4°C) in November to a cold 39.2°F (4°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Jamestown, KS
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (37.9°F).
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure
Jamestown, KS
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.13"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.9"Hg - Average pressure in May:
29.91"Hg - Average pressure in June:
29.85"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.94"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 (29.85"Hg).
Average wind speed
Jamestown, KS
- Average wind speed in January:
10.2mph - Average wind speed in February:
10.6mph - Average wind speed in March:
11.2mph - Average wind speed in April:
11.5mph - Average wind speed in May:
10.1mph - Average wind speed in June:
10.1mph
- Average wind speed in July:
8.6mph - Average wind speed in August:
8.5mph - Average wind speed in September:
9.6mph - Average wind speed in October:
10.3mph - Average wind speed in November:
10.6mph - Average wind speed in December:
10.1mph
The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity
Jamestown, KS
The months with the highest relative humidity are January and May (72%).
The month with the lowest relative humidity is October (62%).
Average rainfall
Jamestown, KS
- Average rainfall in January:
0.71" - Average rainfall in February:
0.67" - Average rainfall in March:
1.1" - Average rainfall in April:
2.09" - Average rainfall in May:
3.94" - Average rainfall in June:
2.87"
- Average rainfall in July:
2.52" - Average rainfall in August:
2.83" - Average rainfall in September:
1.77" - Average rainfall in October:
1.89" - Average rainfall in November:
0.75" - Average rainfall in December:
1.1"
The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days
Jamestown, KS
- Average rainfall days in January:
3.3 days - Average rainfall days in February:
2.9 days - Average rainfall days in March:
9.3 days - Average rainfall days in April:
11.6 days - Average rainfall days in May:
14.8 days - Average rainfall days in June:
13.5 days
- Average rainfall days in July:
12.7 days - Average rainfall days in August:
11.5 days - Average rainfall days in September:
10.5 days - Average rainfall days in October:
8.4 days - Average rainfall days in November:
4.1 days - Average rainfall days in December:
3.6 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (2.9 days).
Average snowfall
Jamestown, KS
- Average snowfall in January:
1.85" - Average snowfall in February:
1.81" - Average snowfall in March:
0.79" - Average snowfall in April:
0.39" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Jamestown, KS
- Average snowfall days in January:
5 days - Average snowfall days in February:
5.7 days - Average snowfall days in March:
2.7 days - Average snowfall days in April:
0.8 days - Average snowfall days in May:
0.3 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:
0.8 days - Average snowfall days in November:
2 days - Average snowfall days in December:
2.6 days
The month with the highest number of snowfall days is February (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Jamestown, KS
- Average daylight in January:
9h and 48min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 24min - Average daylight in June:
14h and 54min
- Average daylight in July:
14h and 36min - Average daylight in August:
13h and 42min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 6min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 24min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
5h and 48min - Average sunshine in February:
6h and 42min - Average sunshine in March:
7h and 12min - Average sunshine in April:
8h and 30min - Average sunshine in May:
9h and 0min - Average sunshine in June:
10h and 54min
- Average sunshine in July:
10h and 48min - Average sunshine in August:
10h and 42min - Average sunshine in September:
8h and 42min - Average sunshine in October:
6h and 54min - Average sunshine in November:
6h and 24min - Average sunshine in December:
5h and 42min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days
Jamestown, KS
- Average sunshine days in January:
23.3 days - Average sunshine days in February:
19.8 days - Average sunshine days in March:
17.8 days - Average sunshine days in April:
15.8 days - Average sunshine days in May:
14.6 days - Average sunshine days in June:
14.2 days
- Average sunshine days in July:
15.4 days - Average sunshine days in August:
17 days - Average sunshine days in September:
18.5 days - Average sunshine days in October:
21 days - Average sunshine days in November:
24.3 days - Average sunshine days in December:
24.3 days
The months with the most sunshine days are November and December (24.3 days).
The month with the least sunshine days is June (14.2 days).
Average UV index
Jamestown, KS
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Jamestown, KS
The month with the most cloud cover is March (Cloud cover 40).
The months with the least cloud cover are June and July (Cloud cover 23).
Average visibility
Jamestown, KS
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).





