Monthly weather forecast and climate
Ottawa, KS

January, the same as December, is another cold winter month in Ottawa, Kansas, with temperature in the range of an average high of 38.8°F (3.8°C) and an average low of 23.9°F (-4.5°C). January is the coldest month, with an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 23.9°F (-4.5°C). Weather in January »

The last month of the winter, February, is another cold month in Ottawa, Kansas, with average temperature ranging between min 27.3°F (-2.6°C) and max 42.4°F (5.8°C). In February, the average high-temperature is practically the same as in January - a still wintry 42.4°F (5.8°C). Weather in February »

March, the first month of the spring, in Ottawa, is a cool month, with average temperature varying between 38.3°F (3.5°C) and 55°F (12.8°C). In Ottawa, the average high-temperature increases, from a wintry 42.4°F (5.8°C) in February, to a fresh 55°F (12.8°C). Weather in March »

April is an enjoyable spring month in Ottawa, Kansas, with temperature in the range of an average low of 46.6°F (8.1°C) and an average high of 64.8°F (18.2°C). In Ottawa, the average high-temperature increases, from a cool 55°F (12.8°C) in March, to a comfortable 64.8°F (18.2°C). Weather in April »

May, the last month of the spring, in Ottawa, is an agreeable month, with temperature in the range of an average low of 55.9°F (13.3°C) and an average high of 73°F (22.8°C). In Ottawa, the average high-temperature slightly increases, from a comfortable 64.8°F (18.2°C) in April, to an agreeable 73°F (22.8°C). Weather in May »

The first month of the summer, June, is a warm month in Ottawa, Kansas, with average temperature varying between 83.8°F (28.8°C) and 66.7°F (19.3°C). In Ottawa, the average high-temperature in June increases, from an agreeable 73°F (22.8°C) in May, to a moderately hot 83.8°F (28.8°C). Weather in June »

July is a tropical summer month in Ottawa, Kansas, with average temperature ranging between min 68.9°F (20.5°C) and max 87.4°F (30.8°C). The warmest month is July, with an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 68.9°F (20.5°C). In July, the average heat index is estimated at a very hot 101.5°F (38.6°C). Weather in July »

August, the last month of the summer, in Ottawa, is also a moderately hot month, with average temperature ranging between max 85.3°F (29.6°C) and min 66.2°F (19°C). In August, the average high-temperature is relatively the same as in July - a moderately hot 85.3°F (29.6°C). Weather in August »

September, the first month of the autumn, in Ottawa, is also a moderately hot month, with average temperature fluctuating between 60.1°F (15.6°C) and 78.8°F (26°C). In September, the average high-temperature marginally drops, from a moderately hot 85.3°F (29.6°C) in August, to a still warm 78.8°F (26°C). Weather in September »

October, like September, in Ottawa, Kansas, is another comfortable autumn month, with average temperature varying between 66°F (18.9°C) and 48.2°F (9°C). In October, the average high-temperature drops, from a warm 78.8°F (26°C) in September, to a comfortable 66°F (18.9°C). Weather in October »

November, the last month of the autumn, in Ottawa, is another cool month, with average temperature fluctuating between 37.2°F (2.9°C) and 53.6°F (12°C). In November, the average high-temperature decreases, from a comfortable 66°F (18.9°C) in October, to a cool 53.6°F (12°C). Weather in November »

December, the first month of the winter, in Ottawa, is still a cold month, with average temperature varying between 28.4°F (-2°C) and 41.7°F (5.4°C). In Ottawa, the average high-temperature in December decreases, from a fresh 53.6°F (12°C) in November, to a wintry 41.7°F (5.4°C). Weather in December »

What is the coldest month in Ottawa?

The coldest month is January, with an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 23.9°F (-4.5°C).

How many days does it rain in Ottawa?

In Ottawa, during the entire year, the rain falls for 126.9 days and collects up to 23.5" (597mm) of precipitation.

What is the driest month in Ottawa?

January is the month with the least rainfall. Rain falls for 4.7 days and accumulates 0.71" (18mm) of precipitation.

When does it snow in Ottawa?

Months with snowfall in Ottawa, Kansas, are January through April, October through December.

How many days does it snow in Ottawa?

Throughout the year, there are 14 snowfall days, and 6.38" (162mm) of snow is accumulated.

What is the month with the least sunshine in Ottawa?

The month with the least sunshine in Ottawa, Kansas, is January, with an average of 5.4h of sunshine.

What are the months with the lowest UV index in Ottawa?

Months with the lowest UV index in Ottawa are January, February, November and December, with an average maximum UV index of 2.

When does it snow the most in Ottawa?

The month with the most snowfall in Ottawa, Kansas, is February when snow falls for 4.4 days and typically aggregates up to 2.28" (58mm) of snow.

What is the most humid month in Ottawa?

With an average relative humidity of 79%, May is the most humid month in Ottawa, Kansas.

What is the rainiest month in Ottawa?

The month with the most rainfall in Ottawa is May when the rain falls for 16.7 days and typically aggregates up to 4.25" (108mm) of precipitation.

When it does not snow in Ottawa?

May through September are months without snowfall in Ottawa, Kansas.

When are the longest days in Ottawa?

The month with the longest days in Ottawa, Kansas, is June, with an average of 14.8h of daylight.

What month has the most sunshine in Ottawa?

The month with the most sunshine is June, with an average of 10.7h of sunshine.

When is the highest UV index in Ottawa?

The month with the highest UV index is June, with an average maximum UV index of 7.

What is the warmest month in Ottawa?

The warmest month in Ottawa, Kansas, is July, with an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 68.9°F (20.5°C).

What is the least humid month in Ottawa?

Months with the lowest humidity are October and November, with an average relative humidity of 69%.

What is the month with the shortest days in Ottawa?

The month with the shortest days in Ottawa is December, with an average of 9.5h of daylight.
Average temperature - Ottawa, KS
Average pressure - Ottawa, KS

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.88").

Average wind speed - Ottawa, KS

The windiest months (with the highest average wind speed) are March and April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity - Ottawa, KS
Average rainfall - Ottawa, KS
Average rainfall days - Ottawa, KS

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is December (4.5 days).

Average snowfall - Ottawa, KS
Average snowfall days - Ottawa, KS

The month with the highest number of snowfall days is February (4.4 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Ottawa, KS

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

The month with the most sunshine is June (Average sunshine: 10.7h).
The month with the least sunshine is January (Average sunshine: 5.4h).

Average sunshine days - Ottawa, KS

Months with the most sunshine days are January and December (22.6 days).
The month with the least sunshine days is May (12.7 days).

Average visibility - Ottawa, KS

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).