Climate and monthly weather forecastWashington, KS
Climate and monthly weather forecast
Weather in January
January, like December, in Washington, Kansas, is a wintry winter month, with an average temperature ranging between min 20.5°F (-6.4°C) and max 35.2°F (1.8°C). The coldest month is January, with an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 20.5°F (-6.4°C). Weather in January »Weather in February
February, the last month of the winter in Washington, is also an icy month, with an average temperature ranging between min 23.9°F (-4.5°C) and max 39°F (3.9°C). Washington records an average high-temperature of a still icy 39°F (3.9°C) as February arrives, nearly mirroring the previous month's climate. Weather in February »Weather in March
March, the first month of the spring in Washington, is a cool month, with an average temperature ranging between min 35.8°F (2.1°C) and max 53.2°F (11.8°C). As February gives way to March, the average high-temperature displays an increase, moving from a wintry 39°F (3.9°C) to a cool 53.2°F (11.8°C). Weather in March »Weather in April
April is an enjoyable spring month in Washington, Kansas, with an average temperature ranging between max 63.5°F (17.5°C) and min 44.1°F (6.7°C). Washington's transition into April sees a rise in the average high-temperature, advancing from a cool 53.2°F (11.8°C) in March to a comfortable 63.5°F (17.5°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Washington, Kansas, with temperature in the range of an average high of 72.1°F (22.3°C) and an average low of 54.1°F (12.3°C). The average high-temperature mildly increases in May, edging from a comfortable 63.5°F (17.5°C) in April to a pleasant 72.1°F (22.3°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Washington, Kansas, with temperature in the range of an average high of 83.8°F (28.8°C) and an average low of 65.8°F (18.8°C). June brings a temperature change, with average high-temperatures moving from May's pleasant 72.1°F (22.3°C) to a moderately hot 83.8°F (28.8°C). Weather in June »Weather in July
July is a hot summer month in Washington, Kansas, with temperature in the range of an average low of 68.2°F (20.1°C) and an average high of 87.6°F (30.9°C). July stands out as Washington's warmest month, with temperatures ranging between an average high of 87.6°F (30.9°C) and a low of 68.2°F (20.1°C). For July, the heat index is evaluated at a torrid 100.4°F (38°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Washington, Kansas, with an average temperature fluctuating between 65.1°F (18.4°C) and 85.5°F (29.7°C). July's transformation into August witnesses an average high-temperature of a warm 85.5°F (29.7°C), noting a minor change from the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Washington, is also a moderately hot month, with an average temperature fluctuating between 78.4°F (25.8°C) and 58.8°F (14.9°C). During the shift to September, Washington records a mild decrease in average high-temperature, moving from a moderately hot 85.5°F (29.7°C) in August to a still warm 78.4°F (25.8°C). Weather in September »Weather in October
October, like September, in Washington, Kansas, is another refreshing autumn month, with an average temperature ranging between min 46.8°F (8.2°C) and max 63.9°F (17.7°C). The shift into October is characterized by a noticeable reduction in the average high-temperature, decreasing from September's moderately hot 78.4°F (25.8°C) to a refreshing 63.9°F (17.7°C). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Washington, Kansas, with an average temperature ranging between min 35.1°F (1.7°C) and max 51.6°F (10.9°C). The arrival of November signals a shift in temperature, down from an enjoyable 63.9°F (17.7°C) in October to a cool 51.6°F (10.9°C). Weather in November »Weather in December
December, the first month of the winter in Washington, is still a cold month, with an average temperature fluctuating between 24.4°F (-4.2°C) and 38.7°F (3.7°C). Washington's December weather comes with a decrease in average high-temperatures, moving from a cool 51.6°F (10.9°C) in November to a wintry 38.7°F (3.7°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Washington, KS
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (35.2°F).
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure
Washington, KS
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.13"Hg - Average pressure in March:
30.04"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
Washington, KS
- Average wind speed in January:
10.2mph - Average wind speed in February:
10.6mph - Average wind speed in March:
11.1mph - Average wind speed in April:
11.2mph - Average wind speed in May:
9.6mph - Average wind speed in June:
9.4mph
- Average wind speed in July:
7.8mph - Average wind speed in August:
7.8mph - Average wind speed in September:
9mph - Average wind speed in October:
9.8mph - Average wind speed in November:
10.5mph - Average wind speed in December:
10.1mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).
Average humidity
Washington, KS
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is October (65%).
Average rainfall
Washington, KS
- Average rainfall in January:
0.75" - Average rainfall in February:
0.67" - Average rainfall in March:
1.46" - Average rainfall in April:
2.2" - Average rainfall in May:
4.29" - Average rainfall in June:
3.35"
- Average rainfall in July:
2.83" - Average rainfall in August:
2.99" - Average rainfall in September:
2.13" - Average rainfall in October:
2.13" - Average rainfall in November:
0.83" - Average rainfall in December:
1.3"
The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days
Washington, KS
- Average rainfall days in January:
4.4 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
10.2 days - Average rainfall days in April:
14.1 days - Average rainfall days in May:
17.6 days - Average rainfall days in June:
15.1 days
- Average rainfall days in July:
15.5 days - Average rainfall days in August:
13.7 days - Average rainfall days in September:
12.4 days - Average rainfall days in October:
9.5 days - Average rainfall days in November:
5.5 days - Average rainfall days in December:
5.4 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (4.3 days).
Average snowfall
Washington, KS
- Average snowfall in January:
2.52" - Average snowfall in February:
1.89" - Average snowfall in March:
1.02" - Average snowfall in April:
0.47" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is January (2.52").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Washington, KS
- Average snowfall days in January:
5.8 days - Average snowfall days in February:
6.6 days - Average snowfall days in March:
3 days - Average snowfall days in April:
0.9 days - Average snowfall days in May:
0.1 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:
1.7 days - Average snowfall days in December:
4.7 days
The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Washington, KS
- Average daylight in January:
9h and 42min - 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 42min - 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 30min - Average sunshine in February:
6h and 12min - Average sunshine in March:
7h and 0min - Average sunshine in April:
8h and 36min - Average sunshine in May:
8h and 54min - Average sunshine in June:
10h and 42min
- Average sunshine in July:
10h and 36min - Average sunshine in August:
10h and 24min - Average sunshine in September:
8h and 54min - Average sunshine in October:
6h and 36min - Average sunshine in November:
6h and 12min - Average sunshine in December:
5h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days
Washington, KS
- Average sunshine days in January:
21.2 days - Average sunshine days in February:
17.8 days - Average sunshine days in March:
16.4 days - Average sunshine days in April:
13.9 days - Average sunshine days in May:
10.5 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
12.6 days - Average sunshine days in August:
13.1 days - Average sunshine days in September:
15.2 days - Average sunshine days in October:
19.5 days - Average sunshine days in November:
22.3 days - Average sunshine days in December:
20.7 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is May (10.5 days).
Average UV index
Washington, 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
Washington, KS
The month with the most cloud cover is March (Cloud cover 43).
The months with the least cloud cover are June, July and August (Cloud cover 25).
Average visibility
Washington, 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).





