Annual mean 10°C · wettest around December · prevailing wind W
Warmest
27.5 °C
Coldest
-0.6 °C
Wettest
21%
Windiest
4.9 m/s
Prevailing
W
3.9 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 Northampton over the whole year is 10°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -5°C. Northampton has no sharply defined rainy season: the chance of rain on a given day runs from 11% in June, the driest month, to 16% in December, the wettest. Winds in Northampton are highest in March, averaging 3.6 m/s (13 km/h), and lightest in August, at 2.1 m/s (8 km/h). The prevailing wind is from the W. The clearest skies in Northampton come in July, when the sky is typically 47% covered; January is the cloudiest month, at 59%.
Month by month Northampton 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
-0°C
-5°C
-6°C
13%
59%
3.2 m/s
0
0
3
February
2°C
-4°C
-4°C
15%
56%
3.2 m/s
1
0
8
March
6°C
-1°C
0°C
14%
54%
3.6 m/s
2
0
21
April
12°C
5°C
7°C
16%
59%
3.4 m/s
16
1
50
May
19°C
11°C
16°C
14%
57%
2.9 m/s
52
11
71
June
24°C
16°C
23°C
11%
50%
2.6 m/s
71
32
52
July
27°C
19°C
27°C
13%
47%
2.3 m/s
49
61
19
August
26°C
17°C
26°C
12%
48%
2.1 m/s
63
52
30
September
22°C
13°C
21°C
13%
50%
2.1 m/s
72
23
62
October
16°C
8°C
13°C
15%
56%
2.3 m/s
40
3
72
November
8°C
2°C
3°C
13%
50%
2.8 m/s
9
0
29
December
2°C
-2°C
-3°C
16%
59%
2.8 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 Northampton weather by season
Year round, Northampton has days of about -0°C at their warmest in January, its coolest month, and 27°C in July, its warmest; the coolest hours of the day run from -5°C to 19°C through the year, and the average temperature over the year is 10°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.
Northampton weather in winterDecember to February
High 1°CLow -3°CRain 15%
Winter in Northampton has typical daily highs of about 1°C and lows of about -3°C, with a 15% chance of rain on a given day.
Northampton weather in springMarch to May
High 12°CLow 5°CRain 15%
Spring in Northampton has typical daily highs of about 12°C and lows of about 5°C, with a 15% chance of rain on a given day.
Northampton weather in summerJune to August
High 26°CLow 18°CRain 12%
Summer in Northampton has typical daily highs of about 26°C and lows of about 18°C, with a 12% chance of rain on a given day.
Northampton weather in autumnSeptember to November
High 15°CLow 8°CRain 14%
Autumn in Northampton has typical daily highs of about 15°C and lows of about 8°C, with a 14% chance of rain on a given day.
When is the rainy season in Northampton?
Northampton has no sharply defined rainy season: the chance of rain on a given day runs from 11% in June, the driest month, to 16% in December, the wettest.
What time of year is Northampton windiest?
Winds in Northampton are highest in March, averaging 3.6 m/s (13 km/h), and lightest in August, at 2.1 m/s (8 km/h). The prevailing wind is from the W.
What is the average temperature in Northampton year round?
The average temperature in Northampton over the whole year is 10°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -5°C.