Annual mean 13°C · wettest around December · prevailing wind W
Warmest
28.5 °C
Coldest
2.1 °C
Wettest
31%
Windiest
4.4 m/s
Prevailing
W
3.6 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 13°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about -1°C. Caldwell has no sharply defined rainy season: the chance of rain on a given day runs from 25% in June, the driest month, to 33% in December, the wettest. Winds in Caldwell are highest in March, averaging 3.5 m/s (13 km/h), and lightest in July, at 2.2 m/s (8 km/h). The prevailing wind is from the W. The clearest skies in Caldwell come in November, when the sky is typically 38% covered; May is the cloudiest month, at 53%.
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
3°C
-1°C
-3°C
31%
49%
3.3 m/s
1
0
8
February
4°C
0°C
-0°C
33%
47%
3.0 m/s
2
0
16
March
8°C
3°C
4°C
30%
46%
3.5 m/s
8
0
35
April
14°C
8°C
10°C
30%
49%
3.3 m/s
25
2
59
May
19°C
13°C
17°C
27%
53%
2.7 m/s
58
15
69
June
25°C
18°C
25°C
25%
42%
2.4 m/s
66
43
38
July
28°C
22°C
30°C
30%
40%
2.2 m/s
30
63
8
August
27°C
21°C
28°C
28%
41%
2.2 m/s
44
61
16
September
23°C
17°C
23°C
28%
44%
2.3 m/s
70
33
48
October
18°C
11°C
15°C
30%
45%
2.5 m/s
53
9
71
November
11°C
5°C
7°C
29%
38%
2.9 m/s
13
0
46
December
5°C
1°C
0°C
33%
48%
2.9 m/s
1
0
16
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 3°C at their warmest in January, its coolest month, and 28°C in July, its warmest; the coolest hours of the day run from -1°C to 22°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around December and least likely around June. 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 4°CLow 0°CRain 32%
Winter in Caldwell has typical daily highs of about 4°C and lows of about 0°C, with a 32% chance of rain on a given day.
Caldwell weather in springMarch to May
High 14°CLow 8°CRain 29%
Spring in Caldwell has typical daily highs of about 14°C and lows of about 8°C, with a 29% chance of rain on a given day.
Caldwell weather in summerJune to August
High 27°CLow 20°CRain 28%
Summer in Caldwell has typical daily highs of about 27°C and lows of about 20°C, with a 28% chance of rain on a given day.
Caldwell weather in autumnSeptember to November
High 17°CLow 11°CRain 29%
Autumn in Caldwell has typical daily highs of about 17°C and lows of about 11°C, with a 29% 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 June, the driest month, to 33% in December, the wettest.
What time of year is Caldwell windiest?
Winds in Caldwell are highest in March, averaging 3.5 m/s (13 km/h), and lightest in July, 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 13°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about -1°C.