Annual mean 11°C · wettest around December · prevailing wind SW
Warmest
20.6 °C
Coldest
5.8 °C
Wettest
37%
Windiest
5.2 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
never good
never good
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 Tredegar over the whole year is 11°C. July is the hottest month, with highs of about 20°C; January is the coldest, with lows of about 4°C. Tredegar has no sharply defined rainy season: the chance of rain on a given day runs from 18% in July, the driest month, to 32% in December, the wettest. Winds in Tredegar are highest in February, averaging 4.3 m/s (15 km/h), and lightest in July, at 3.2 m/s (12 km/h). The prevailing wind is from the SW. The clearest skies in Tredegar come in May, when the sky is typically 55% covered; December is the cloudiest month, at 74%.
Month by month Tredegar 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
6°C
4°C
2°C
26%
69%
3.6 m/s
0
0
16
February
7°C
5°C
3°C
30%
69%
4.3 m/s
0
0
21
March
9°C
5°C
4°C
30%
67%
4.1 m/s
1
0
32
April
12°C
6°C
7°C
20%
59%
3.8 m/s
7
0
54
May
16°C
10°C
12°C
21%
55%
3.5 m/s
30
0
79
June
18°C
13°C
15°C
20%
61%
3.6 m/s
53
5
80
July
20°C
14°C
18°C
18%
61%
3.2 m/s
70
10
76
August
19°C
14°C
17°C
23%
62%
3.3 m/s
69
5
81
September
17°C
12°C
15°C
25%
62%
3.2 m/s
49
3
80
October
14°C
10°C
11°C
28%
67%
3.5 m/s
16
0
75
November
10°C
7°C
6°C
28%
69%
3.5 m/s
1
0
43
December
8°C
6°C
4°C
32%
74%
3.9 m/s
0
0
25
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 Tredegar weather by season
Year round, Tredegar has days of about 6°C at their warmest in January, its coolest month, and 20°C in July, its warmest; the coolest hours of the day run from 4°C to 14°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.
Tredegar weather in winterDecember to February
High 7°CLow 5°CRain 29%
Winter in Tredegar has typical daily highs of about 7°C and lows of about 5°C, with a 29% chance of rain on a given day.
Tredegar weather in springMarch to May
High 12°CLow 7°CRain 24%
Spring in Tredegar has typical daily highs of about 12°C and lows of about 7°C, with a 24% chance of rain on a given day.
Tredegar weather in summerJune to August
High 19°CLow 14°CRain 20%
Summer in Tredegar has typical daily highs of about 19°C and lows of about 14°C, with a 20% chance of rain on a given day.
Tredegar weather in autumnSeptember to November
High 13°CLow 9°CRain 27%
Autumn in Tredegar has typical daily highs of about 13°C and lows of about 9°C, with a 27% chance of rain on a given day.
When is the rainy season in Tredegar?
Tredegar has no sharply defined rainy season: the chance of rain on a given day runs from 18% in July, the driest month, to 32% in December, the wettest.
What time of year is Tredegar windiest?
Winds in Tredegar are highest in February, averaging 4.3 m/s (15 km/h), and lightest in July, at 3.2 m/s (12 km/h). The prevailing wind is from the SW.
What is the average temperature in Tredegar year round?
The average temperature in Tredegar over the whole year is 11°C. July is the hottest month, with highs of about 20°C; January is the coldest, with lows of about 4°C.