Annual mean 11°C · wettest around January · prevailing wind SW
Warmest
31.2 °C
Coldest
1.4 °C
Wettest
20%
Windiest
4.5 m/s
Prevailing
SW
2.9 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 Toppenish over the whole year is 11°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about -2°C. Toppenish has no sharply defined rainy season: the chance of rain on a given day runs from 5% in July, the driest month, to 16% in January, the wettest. Winds in Toppenish are highest in June, averaging 4.2 m/s (15 km/h), and lightest in December, at 1.8 m/s (6 km/h). The prevailing wind is from the SW. The clearest skies in Toppenish come in July, when the sky is typically 6% covered; December is the cloudiest month, at 65%.
Month by month Toppenish 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
-2°C
-1°C
16%
59%
1.9 m/s
0
0
7
February
5°C
-1°C
1°C
12%
43%
2.6 m/s
1
0
22
March
11°C
1°C
7°C
10%
35%
3.0 m/s
6
0
55
April
16°C
6°C
11°C
15%
26%
3.8 m/s
29
1
76
May
21°C
11°C
17°C
15%
23%
4.0 m/s
64
14
73
June
25°C
15°C
21°C
13%
16%
4.2 m/s
66
31
56
July
30°C
18°C
27°C
5%
6%
3.7 m/s
53
62
25
August
29°C
16°C
27°C
8%
10%
3.0 m/s
55
63
24
September
23°C
11°C
20°C
8%
20%
2.7 m/s
76
26
61
October
16°C
5°C
13°C
11%
25%
2.4 m/s
39
3
81
November
8°C
1°C
4°C
12%
43%
2.1 m/s
3
0
36
December
2°C
-1°C
-1°C
14%
65%
1.8 m/s
0
0
8
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 Toppenish weather by season
Year round, Toppenish has days of about 2°C at their warmest in December, its coolest month, and 30°C in July, its warmest; the coolest hours of the day run from -2°C to 18°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around January 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.
Toppenish weather in winterDecember to February
High 3°CLow -1°CRain 14%
Winter in Toppenish has typical daily highs of about 3°C and lows of about -1°C, with a 14% chance of rain on a given day.
Toppenish weather in springMarch to May
High 16°CLow 6°CRain 13%
Spring in Toppenish has typical daily highs of about 16°C and lows of about 6°C, with a 13% chance of rain on a given day.
Toppenish weather in summerJune to August
High 28°CLow 16°CRain 9%
Summer in Toppenish has typical daily highs of about 28°C and lows of about 16°C, with a 9% chance of rain on a given day.
Toppenish weather in autumnSeptember to November
High 16°CLow 6°CRain 10%
Autumn in Toppenish has typical daily highs of about 16°C and lows of about 6°C, with a 10% chance of rain on a given day.
When is the rainy season in Toppenish?
Toppenish has no sharply defined rainy season: the chance of rain on a given day runs from 5% in July, the driest month, to 16% in January, the wettest.
What time of year is Toppenish windiest?
Winds in Toppenish are highest in June, averaging 4.2 m/s (15 km/h), and lightest in December, at 1.8 m/s (6 km/h). The prevailing wind is from the SW.
What is the average temperature in Toppenish year round?
The average temperature in Toppenish over the whole year is 11°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about -2°C.