Annual mean 13°C · wettest around May · prevailing wind W
Warmest
29.6 °C
Coldest
2.6 °C
Wettest
61%
Windiest
4.7 m/s
Prevailing
W
3.5 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 Frederick over the whole year is 13°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -1°C. Frederick has no sharply defined rainy season: the chance of rain on a given day runs from 56% in November, the driest month, to 67% in May, the wettest. Winds in Frederick are highest in March, averaging 3.5 m/s (13 km/h), and lightest in August, at 1.8 m/s (6 km/h). The prevailing wind is from the W. The clearest skies in Frederick come in July, when the sky is typically 36% covered; May is the cloudiest month, at 54%.
Month by month Frederick 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
58%
53%
3.2 m/s
1
0
10
February
5°C
1°C
1°C
59%
48%
3.2 m/s
4
0
20
March
10°C
3°C
5°C
59%
46%
3.5 m/s
12
0
38
April
16°C
8°C
12°C
62%
47%
3.2 m/s
35
5
57
May
20°C
14°C
19°C
67%
54%
2.4 m/s
56
20
57
June
26°C
19°C
26°C
63%
39%
2.3 m/s
55
45
29
July
29°C
21°C
31°C
63%
36%
1.9 m/s
24
55
6
August
27°C
20°C
29°C
63%
41%
1.8 m/s
39
54
14
September
24°C
16°C
24°C
65%
43%
1.9 m/s
61
36
42
October
18°C
11°C
16°C
62%
43%
2.2 m/s
51
12
66
November
11°C
5°C
7°C
56%
39%
2.7 m/s
15
0
44
December
5°C
1°C
1°C
57%
50%
2.7 m/s
1
0
18
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 Frederick weather by season
Year round, Frederick has days of about 3°C at their warmest in January, its coolest month, and 29°C in July, its warmest; the coolest hours of the day run from -1°C to 21°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around May and least likely around November. 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.
Frederick weather in winterDecember to February
High 4°CLow 0°CRain 58%
Winter in Frederick has typical daily highs of about 4°C and lows of about 0°C, with a 58% chance of rain on a given day.
Frederick weather in springMarch to May
High 16°CLow 8°CRain 63%
Spring in Frederick has typical daily highs of about 16°C and lows of about 8°C, with a 63% chance of rain on a given day.
Frederick weather in summerJune to August
High 27°CLow 20°CRain 63%
Summer in Frederick has typical daily highs of about 27°C and lows of about 20°C, with a 63% chance of rain on a given day.
Frederick weather in autumnSeptember to November
High 18°CLow 11°CRain 61%
Autumn in Frederick has typical daily highs of about 18°C and lows of about 11°C, with a 61% chance of rain on a given day.
When is the rainy season in Frederick?
Frederick has no sharply defined rainy season: the chance of rain on a given day runs from 56% in November, the driest month, to 67% in May, the wettest.
What time of year is Frederick windiest?
Winds in Frederick are highest in March, averaging 3.5 m/s (13 km/h), and lightest in August, at 1.8 m/s (6 km/h). The prevailing wind is from the W.
What is the average temperature in Frederick year round?
The average temperature in Frederick over the whole year is 13°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about -1°C.