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Monthly weather forecast in Waltham
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
14
+26
+20
14 July, Sunday. day, 26°; night, 20°; clear
15
+27
+21
15 July, Monday. day, 27°; night, 21°; clear
16
July
+34
+23
16 July, Tuesday. day, 34°; night, 23°; light rain
17
+33
+22
17 July, Wednesday. day, 33°; night, 22°; thunderstorm with rain
18
+29
+18
18 July, Thursday. day, 29°; night, 18°; thunderstorm with rain
19
+28
+18
19 July, Friday. day, 28°; night, 18°; mostly clear
20
+29
+20
20 July, Saturday. day, 29°; night, 20°; partly cloudy
21
+30
+18
21 July, Sunday. day, 30°; night, 18°; partly cloudy
22
+28
+21
22 July, Monday. day, 28°; night, 21°; partly cloudy
23
+29
+20
23 July, Tuesday. day, 29°; night, 20°; light rain
24
+27
+21
24 July, Wednesday. day, 27°; night, 21°; light rain
25
+28
+20
25 July, Thursday. day, 28°; night, 20°; light rain
26
+28
+20
26 July, Friday. day, 28°; night, 20°; light rain
27
+29
+19
27 July, Saturday. day, 29°; night, 19°; partly cloudy
28
+28
+21
28 July, Sunday. day, 28°; night, 21°; light rain
29
+28
+20
29 July, Monday. day, 28°; night, 20°; clear
30
+28
+21
30 July, Tuesday. day, 28°; night, 21°; mostly clear
31
+30
+22
31 July, Wednesday. day, 30°; night, 22°; clear
1 August
+28
+23
1 August, Thursday. day, 28°; night, 23°; light rain
2
+30
+23
2 August, Friday. day, 30°; night, 23°; partly cloudy
3
+27
+18
3 August, Saturday. day, 27°; night, 18°; rain
4
+28
+19
4 August, Sunday. day, 28°; night, 19°; mostly clear
5
+25
+18
5 August, Monday. day, 25°; night, 18°; partly cloudy
6
+22
+19
6 August, Tuesday. day, 22°; night, 19°; partly cloudy
7
+22
+19
7 August, Wednesday. day, 22°; night, 19°; partly cloudy
8
+22
+19
8 August, Thursday. day, 22°; night, 19°; partly cloudy
9
+26
+21
9 August, Friday. day, 26°; night, 21°; partly cloudy
10
+24
+18
10 August, Saturday. day, 24°; night, 18°; light rain
11
+28
+20
11 August, Sunday. day, 28°; night, 20°; mostly clear
12
+22
+22
12 August, Monday. day, 22°; night, 22°; rain
13
+25
+19
13 August, Tuesday. day, 25°; night, 19°; rain
14
+27
+20
14 August, Wednesday. day, 27°; night, 20°; mostly clear
Average data for 10 years
Next, the average data for 10 years
15
+26
+19
15 August, Thursday. day, 26°; night, 19°; partly cloudy
16
+26
+20
16 August, Friday. day, 26°; night, 20°; clear
17
+27
+21
17 August, Saturday. day, 27°; night, 21°; rain
Average for 30 days
8
sunny days
12
days with precipitation
10
cloudy days
8 sunny days; 12 days with precipitation; 10 cloudy days;
68
%
air humidity
4.2
m/s
Wind
SW
20
mm of precipitation
(3% of annual average)
air humidity 68%; 20 millimeters of precipitation (3% of annual average); Wind south-westerly 4.2 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
W
NW
W
W
SE
SW
SW
SW
W
W
W
S
S
S
S
SW
E
E
SE
SE
SE
SE
S
SW
NW
SE
S
W
16
Average data for 10 years
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
August
2
3
4
5
6
7
8
9
10
11
12
13
14
Daytime temperature
Night-time temperature