Annual mean 8°C · wettest around April · prevailing wind SW
Warmest
26.5 °C
Coldest
-8.6 °C
Wettest
54%
Windiest
5.5 m/s
Prevailing
SW
4.3 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 Monticello over the whole year is 8°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -11°C. Monticello has no sharply defined rainy season: the chance of rain on a given day runs from 43% in January, the driest month, to 54% in April, the wettest. Winds in Monticello are highest in April, averaging 3.9 m/s (14 km/h), and lightest in July, at 2.5 m/s (9 km/h). The prevailing wind is from the SW. The clearest skies in Monticello come in July, when the sky is typically 27% covered; December is the cloudiest month, at 55%.
Month by month Monticello 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
-7°C
-11°C
-13°C
43%
54%
3.2 m/s
0
0
0
February
-5°C
-11°C
-11°C
46%
40%
3.3 m/s
0
0
2
March
3°C
-3°C
-3°C
51%
45%
3.6 m/s
1
0
11
April
10°C
3°C
4°C
54%
50%
3.9 m/s
9
0
36
May
19°C
11°C
15°C
54%
40%
3.3 m/s
50
9
67
June
25°C
17°C
23°C
54%
34%
3.2 m/s
69
34
47
July
26°C
19°C
26°C
53%
27%
2.5 m/s
58
58
25
August
25°C
17°C
24°C
53%
36%
2.5 m/s
70
44
38
September
21°C
13°C
19°C
51%
36%
2.7 m/s
65
20
63
October
12°C
6°C
8°C
51%
45%
3.1 m/s
22
1
51
November
4°C
-1°C
-2°C
49%
49%
3.3 m/s
3
0
15
December
-4°C
-7°C
-9°C
48%
55%
3.3 m/s
0
0
1
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 Monticello weather by season
Year round, Monticello has days of about -7°C at their warmest in January, its coolest month, and 26°C in July, its warmest; the coolest hours of the day run from -11°C to 19°C through the year, and the average temperature over the year is 8°C around the clock. Rain is most likely around April and least likely around January. 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.
Monticello weather in winterDecember to February
High -5°CLow -9°CRain 46%
Winter in Monticello has typical daily highs of about -5°C and lows of about -9°C, with a 46% chance of rain on a given day.
Monticello weather in springMarch to May
High 11°CLow 3°CRain 53%
Spring in Monticello has typical daily highs of about 11°C and lows of about 3°C, with a 53% chance of rain on a given day.
Monticello weather in summerJune to August
High 25°CLow 18°CRain 53%
Summer in Monticello has typical daily highs of about 25°C and lows of about 18°C, with a 53% chance of rain on a given day.
Monticello weather in autumnSeptember to November
High 12°CLow 6°CRain 50%
Autumn in Monticello has typical daily highs of about 12°C and lows of about 6°C, with a 50% chance of rain on a given day.
When is the rainy season in Monticello?
Monticello has no sharply defined rainy season: the chance of rain on a given day runs from 43% in January, the driest month, to 54% in April, the wettest.
What time of year is Monticello windiest?
Winds in Monticello are highest in April, averaging 3.9 m/s (14 km/h), and lightest in July, at 2.5 m/s (9 km/h). The prevailing wind is from the SW.
What is the average temperature in Monticello year round?
The average temperature in Monticello over the whole year is 8°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -11°C.