Annual mean 26°C · wettest around August · prevailing wind N
Warmest
36.1 °C
Coldest
15.3 °C
Wettest
94%
Windiest
5.4 m/s
Prevailing
N
2.4 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Bihār over the whole year is 26°C. May is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 12°C. The rainy (wet) season in Bihār runs from May to October, peaking in August with a 64% chance of rain on a given day. The dry season is November; November is the driest month, at 5%. Winds in Bihār are highest in May, averaging 2.2 m/s (8 km/h), and lightest in November, at 0.7 m/s (3 km/h). The prevailing wind is from the N. The clearest skies in Bihār come in November, when the sky is typically 12% covered; July is the cloudiest month, at 74%.
Month by month Bihār 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
18°C
12°C
16°C
25%
38%
1.4 m/s
55
4
79
February
23°C
15°C
23°C
49%
24%
1.1 m/s
78
32
50
March
30°C
21°C
30°C
34%
21%
1.6 m/s
31
66
8
April
34°C
26°C
35°C
32%
25%
2.0 m/s
2
38
0
May
34°C
28°C
37°C
53%
36%
2.2 m/s
2
18
0
June
34°C
29°C
38°C
59%
57%
2.0 m/s
0
7
0
July
31°C
29°C
37°C
60%
74%
1.9 m/s
0
11
0
August
32°C
28°C
37°C
64%
74%
1.8 m/s
0
11
0
September
30°C
28°C
35°C
63%
69%
1.5 m/s
14
10
11
October
30°C
25°C
34°C
43%
40%
0.9 m/s
6
42
0
November
27°C
18°C
28°C
5%
12%
0.7 m/s
47
65
16
December
22°C
14°C
21°C
37%
22%
0.9 m/s
80
24
59
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 Bihār weather by season
Year round, Bihār has days of about 18°C at their warmest in January, its coolest month, and 34°C in May, its warmest; the coolest hours of the day run from 12°C to 29°C through the year, and the average temperature over the year is 26°C around the clock. Rain is most likely around August 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.
Bihār weather in winterDecember to February
High 21°CLow 14°CRain 37%
Winter in Bihār has typical daily highs of about 21°C and lows of about 14°C, with a 37% chance of rain on a given day.
Bihār weather in springMarch to May
High 33°CLow 25°CRain 40%
Spring in Bihār has typical daily highs of about 33°C and lows of about 25°C, with a 40% chance of rain on a given day.
Bihār weather in summerJune to August
High 32°CLow 29°CRain 61%
Summer in Bihār has typical daily highs of about 32°C and lows of about 29°C, with a 61% chance of rain on a given day.
Bihār weather in autumnSeptember to November
High 29°CLow 24°CRain 37%
Autumn in Bihār has typical daily highs of about 29°C and lows of about 24°C, with a 37% chance of rain on a given day.
When is the rainy season in Bihār?
The rainy (wet) season in Bihār runs from May to October, peaking in August with a 64% chance of rain on a given day. The dry season is November; November is the driest month, at 5%.
What time of year is Bihār windiest?
Winds in Bihār are highest in May, averaging 2.2 m/s (8 km/h), and lightest in November, at 0.7 m/s (3 km/h). The prevailing wind is from the N.
What is the average temperature in Bihār year round?
The average temperature in Bihār over the whole year is 26°C. May is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 12°C.