Annual mean 11°C · wettest around December · prevailing wind W
Warmest
32.1 °C
Coldest
1.4 °C
Wettest
53%
Windiest
4.4 m/s
Prevailing
W
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 Caldwell over the whole year is 11°C. July is the hottest month, with highs of about 32°C; January is the coldest, with lows of about -3°C. Caldwell has no sharply defined rainy season: the chance of rain on a given day runs from 25% in July, the driest month, to 49% in December, the wettest. Winds in Caldwell are highest in April, averaging 3.3 m/s (12 km/h), and lightest in September, at 2.2 m/s (8 km/h). The prevailing wind is from the W. The clearest skies in Caldwell come in July, when the sky is typically 4% covered; December is the cloudiest month, at 59%.
Month by month Caldwell 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
-3°C
-2°C
48%
54%
2.3 m/s
0
0
5
February
5°C
-2°C
0°C
48%
47%
2.8 m/s
0
0
13
March
10°C
2°C
6°C
48%
43%
3.2 m/s
5
0
43
April
15°C
5°C
10°C
47%
31%
3.3 m/s
25
1
65
May
20°C
11°C
16°C
46%
25%
3.2 m/s
57
11
68
June
26°C
15°C
22°C
47%
14%
3.1 m/s
64
39
47
July
32°C
19°C
29°C
25%
4%
2.6 m/s
36
70
13
August
30°C
17°C
27°C
28%
8%
2.3 m/s
50
66
20
September
24°C
11°C
21°C
43%
13%
2.2 m/s
71
28
58
October
16°C
5°C
13°C
43%
23%
2.2 m/s
38
1
72
November
8°C
0°C
4°C
47%
32%
2.3 m/s
3
0
32
December
2°C
-2°C
-2°C
49%
59%
2.2 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 Caldwell weather by season
Year round, Caldwell has days of about 2°C at their warmest in December, its coolest month, and 32°C in July, its warmest; the coolest hours of the day run from -3°C to 19°C through the year, and the average temperature over the year is 11°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.
Caldwell weather in winterDecember to February
High 3°CLow -2°CRain 48%
Winter in Caldwell has typical daily highs of about 3°C and lows of about -2°C, with a 48% chance of rain on a given day.
Caldwell weather in springMarch to May
High 15°CLow 6°CRain 47%
Spring in Caldwell has typical daily highs of about 15°C and lows of about 6°C, with a 47% chance of rain on a given day.
Caldwell weather in summerJune to August
High 29°CLow 17°CRain 33%
Summer in Caldwell has typical daily highs of about 29°C and lows of about 17°C, with a 33% chance of rain on a given day.
Caldwell weather in autumnSeptember to November
High 16°CLow 5°CRain 44%
Autumn in Caldwell has typical daily highs of about 16°C and lows of about 5°C, with a 44% chance of rain on a given day.
When is the rainy season in Caldwell?
Caldwell has no sharply defined rainy season: the chance of rain on a given day runs from 25% in July, the driest month, to 49% in December, the wettest.
What time of year is Caldwell windiest?
Winds in Caldwell are highest in April, averaging 3.3 m/s (12 km/h), and lightest in September, at 2.2 m/s (8 km/h). The prevailing wind is from the W.
What is the average temperature in Caldwell year round?
The average temperature in Caldwell over the whole year is 11°C. July is the hottest month, with highs of about 32°C; January is the coldest, with lows of about -3°C.