Annual mean 10°C · wettest around December · prevailing wind SW
Warmest
29.9 °C
Coldest
1.1 °C
Wettest
19%
Windiest
4.4 m/s
Prevailing
SW
3.3 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Pullman over the whole year is 10°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -1°C. Pullman has no sharply defined rainy season: the chance of rain on a given day runs from 5% in July, the driest month, to 15% in December, the wettest. Winds in Pullman are highest in February, averaging 3.1 m/s (11 km/h), and lightest in September, at 2.1 m/s (8 km/h). The prevailing wind is from the SW. The clearest skies in Pullman come in July, when the sky is typically 11% covered; December is the cloudiest month, at 68%.
Month by month Pullman climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
2°C
-1°C
-3°C
13%
65%
2.9 m/s
0
0
4
February
3°C
-1°C
-2°C
15%
63%
3.1 m/s
0
0
10
March
8°C
2°C
4°C
11%
50%
2.9 m/s
2
0
33
April
13°C
5°C
8°C
11%
44%
3.0 m/s
18
0
60
May
18°C
10°C
15°C
9%
38%
2.8 m/s
53
8
75
June
23°C
14°C
20°C
8%
29%
2.7 m/s
66
26
63
July
29°C
17°C
26°C
5%
11%
2.3 m/s
60
58
32
August
28°C
16°C
25°C
5%
15%
2.2 m/s
63
54
36
September
22°C
11°C
19°C
7%
29%
2.1 m/s
72
18
72
October
14°C
6°C
10°C
11%
39%
2.3 m/s
28
1
69
November
6°C
2°C
2°C
13%
56%
2.8 m/s
1
0
23
December
2°C
-1°C
-3°C
15%
68%
2.8 m/s
0
0
5
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Pullman weather by season
Year round, Pullman has days of about 2°C at their warmest in December, its coolest month, and 29°C in July, its warmest; the coolest hours of the day run from -1°C to 17°C through the year, and the average temperature over the year is 10°C around the clock. Rain is most likely around December and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Pullman weather in winterDecember to February
High 2°CLow -1°CRain 14%
Winter in Pullman has typical daily highs of about 2°C and lows of about -1°C, with a 14% chance of rain on a given day.
Pullman weather in springMarch to May
High 13°CLow 6°CRain 10%
Spring in Pullman has typical daily highs of about 13°C and lows of about 6°C, with a 10% chance of rain on a given day.
Pullman weather in summerJune to August
High 27°CLow 16°CRain 6%
Summer in Pullman has typical daily highs of about 27°C and lows of about 16°C, with a 6% chance of rain on a given day.
Pullman weather in autumnSeptember to November
High 14°CLow 6°CRain 10%
Autumn in Pullman has typical daily highs of about 14°C and lows of about 6°C, with a 10% chance of rain on a given day.
When is the rainy season in Pullman?
Pullman has no sharply defined rainy season: the chance of rain on a given day runs from 5% in July, the driest month, to 15% in December, the wettest.
What time of year is Pullman windiest?
Winds in Pullman are highest in February, averaging 3.1 m/s (11 km/h), and lightest in September, at 2.1 m/s (8 km/h). The prevailing wind is from the SW.
What is the average temperature in Pullman year round?
The average temperature in Pullman over the whole year is 10°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -1°C.