Extended 10-day forecasts, Groton (CT)
Hourly detail for the next 48 hours, six-hourly segments for the rest of the week.
This is the 10-day extended forecast for Groton, the United States of America. The forecast is updated every three hours and displays the temperature, weather conditions, wind direction and speed, as well as the chance of precipitation.
Check out our July climate page to see if the current temperatures in Groton is typical for this time of year.
Today · Monday 20 Jul
Hour by hour
| Time | Weather | Temp | Precip | Humidity | Wind |
|---|---|---|---|---|---|
| 00:00 |
Clear skies
|
18°C (64°F) | 0 mm (0 in) | 70% | NW 4 m/s (8 knots) |
| 01:00 |
Clear skies
|
17°C (63°F) | 0 mm (0 in) | 71% | NW 4 m/s (8 knots) |
| 02:00 |
Clear skies
|
16°C (61°F) | 0 mm (0 in) | 74% | N 4 m/s (8 knots) |
| 03:00 |
Clear skies
|
16°C (61°F) | 0 mm (0 in) | 79% | N 4 m/s (8 knots) |
| 04:00 |
Clear skies
|
15°C (59°F) | 0 mm (0 in) | 84% | N 3 m/s (6 knots) |
| 05:00 |
Clear skies
|
14°C (57°F) | 0 mm (0 in) | 86% | NW 3 m/s (6 knots) |
| 06:00 |
Mostly sunny
|
14°C (57°F) | 0 mm (0 in) | 86% | NW 3 m/s (6 knots) |
| 07:00 |
Partly cloudy
|
16°C (61°F) | 0 mm (0 in) | 82% | NW 3 m/s (6 knots) |
| 08:00 |
Mostly sunny
|
18°C (64°F) | 0 mm (0 in) | 77% | NW 1 m/s (2 knots) |
| 09:00 |
Mostly sunny
|
21°C (70°F) | 0 mm (0 in) | 70% | W 1 m/s (2 knots) |
| 10:00 |
Partly cloudy
|
22°C (72°F) | 0 mm (0 in) | 61% | W 2 m/s (4 knots) |
| 11:00 |
Partly cloudy
|
23°C (73°F) | 0 mm (0 in) | 55% | SW 3 m/s (6 knots) |
| 12:00 |
Cloudy
|
24°C (75°F) | 0 mm (0 in) | 52% | SW 4 m/s (8 knots) |
| 13:00 |
Cloudy
|
24°C (75°F) | 0 mm (0 in) | 49% | SW 4 m/s (8 knots) |
| 14:00 |
Partly cloudy
|
24°C (75°F) | 0 mm (0 in) | 48% | SW 3 m/s (6 knots) |
| 15:00 |
Clear skies
|
24°C (75°F) | 0 mm (0 in) | 49% | SW 4 m/s (8 knots) |
| 16:00 |
Clear skies
|
24°C (75°F) | 0 mm (0 in) | 52% | SW 4 m/s (8 knots) |
| 17:00 |
Partly cloudy
|
23°C (73°F) | 0 mm (0 in) | 55% | S 5 m/s (10 knots) |
| 18:00 |
Partly cloudy
|
22°C (72°F) | 0 mm (0 in) | 63% | S 5 m/s (10 knots) |
| 19:00 |
Partly cloudy
|
21°C (70°F) | 0 mm (0 in) | 73% | S 6 m/s (12 knots) |
| 20:00 |
Partly cloudy
|
20°C (68°F) | 0 mm (0 in) | 76% | S 6 m/s (12 knots) |
| 21:00 |
Clear skies
|
19°C (66°F) | 0 mm (0 in) | 78% | S 6 m/s (12 knots) |
| 22:00 |
Mostly clear
|
19°C (66°F) | 0 mm (0 in) | 83% | S 6 m/s (12 knots) |
| 23:00 |
Partly cloudy
|
19°C (66°F) | 0 mm (0 in) | 88% | S 6 m/s (12 knots) |
00:00
Clear skies
70% · NW 4 m/s (8 knots)
18°C (64°F)
0 mm (0 in)
01:00
Clear skies
71% · NW 4 m/s (8 knots)
17°C (63°F)
0 mm (0 in)
02:00
Clear skies
74% · N 4 m/s (8 knots)
16°C (61°F)
0 mm (0 in)
03:00
Clear skies
79% · N 4 m/s (8 knots)
16°C (61°F)
0 mm (0 in)
04:00
Clear skies
84% · N 3 m/s (6 knots)
15°C (59°F)
0 mm (0 in)
05:00
Clear skies
86% · NW 3 m/s (6 knots)
14°C (57°F)
0 mm (0 in)
06:00
Mostly sunny
86% · NW 3 m/s (6 knots)
14°C (57°F)
0 mm (0 in)
07:00
Partly cloudy
82% · NW 3 m/s (6 knots)
16°C (61°F)
0 mm (0 in)
08:00
Mostly sunny
77% · NW 1 m/s (2 knots)
18°C (64°F)
0 mm (0 in)
09:00
Mostly sunny
70% · W 1 m/s (2 knots)
21°C (70°F)
0 mm (0 in)
10:00
Partly cloudy
61% · W 2 m/s (4 knots)
22°C (72°F)
0 mm (0 in)
11:00
Partly cloudy
55% · SW 3 m/s (6 knots)
23°C (73°F)
0 mm (0 in)
12:00
Cloudy
52% · SW 4 m/s (8 knots)
24°C (75°F)
0 mm (0 in)
13:00
Cloudy
49% · SW 4 m/s (8 knots)
24°C (75°F)
0 mm (0 in)
14:00
Partly cloudy
48% · SW 3 m/s (6 knots)
24°C (75°F)
0 mm (0 in)
15:00
Clear skies
49% · SW 4 m/s (8 knots)
24°C (75°F)
0 mm (0 in)
16:00
Clear skies
52% · SW 4 m/s (8 knots)
24°C (75°F)
0 mm (0 in)
17:00
Partly cloudy
55% · S 5 m/s (10 knots)
23°C (73°F)
0 mm (0 in)
18:00
Partly cloudy
63% · S 5 m/s (10 knots)
22°C (72°F)
0 mm (0 in)
19:00
Partly cloudy
73% · S 6 m/s (12 knots)
21°C (70°F)
0 mm (0 in)
20:00
Partly cloudy
76% · S 6 m/s (12 knots)
20°C (68°F)
0 mm (0 in)
21:00
Clear skies
78% · S 6 m/s (12 knots)
19°C (66°F)
0 mm (0 in)
22:00
Mostly clear
83% · S 6 m/s (12 knots)
19°C (66°F)
0 mm (0 in)
23:00
Partly cloudy
88% · S 6 m/s (12 knots)
19°C (66°F)
0 mm (0 in)
Tomorrow · Tuesday 21 Jul
Hour by hour
| Time | Weather | Temp | Precip | Humidity | Wind |
|---|---|---|---|---|---|
| 00:00 |
Partly cloudy
|
19°C (66°F) | 0 mm (0 in) | 89% | S 5 m/s (10 knots) |
| 01:00 |
Partly cloudy
|
19°C (66°F) | 0 mm (0 in) | 90% | S 5 m/s (10 knots) |
| 02:00 |
Partly cloudy
|
18°C (64°F) | 0 mm (0 in) | 92% | S 4 m/s (8 knots) |
| 03:00 |
Cloudy
|
19°C (66°F) | 0 mm (0 in) | 92% | S 5 m/s (10 knots) |
| 04:00 |
Partly cloudy
|
19°C (66°F) | 0 mm (0 in) | 93% | S 4 m/s (8 knots) |
| 05:00 |
Partly cloudy
|
19°C (66°F) | 0 mm (0 in) | 95% | S 4 m/s (8 knots) |
| 06:00 |
Partly cloudy
|
19°C (66°F) | 0 mm (0 in) | 96% | S 4 m/s (8 knots) |
| 07:00 |
Partly cloudy
|
20°C (68°F) | 0 mm (0 in) | 93% | SE 4 m/s (8 knots) |
| 08:00 |
Partly cloudy
|
21°C (70°F) | 0 mm (0 in) | 88% | SE 5 m/s (10 knots) |
| 09:00 |
Partly cloudy
|
22°C (72°F) | 0 mm (0 in) | 81% | SE 6 m/s (12 knots) |
| 10:00 |
Partly cloudy
|
23°C (73°F) | 0 mm (0 in) | 76% | SE 6 m/s (12 knots) |
| 11:00 |
Cloudy
|
23°C (73°F) | 0 mm (0 in) | 75% | SE 7 m/s (14 knots) |
| 12:00 |
Rain showers
|
23°C (73°F) | 0.4 mm (0.02 in) | 75% | SE 7 m/s (14 knots) |
| 13:00 |
Rain
|
23°C (73°F) | 0.5 mm (0.02 in) | 81% | SE 7 m/s (14 knots) |
| 14:00 |
Heavy rain
|
23°C (73°F) | 1 mm (0.04 in) | 84% | SE 7 m/s (14 knots) |
| 15:00 |
Heavy rain
|
23°C (73°F) | 1.4 mm (0.1 in) | 86% | SE 7 m/s (14 knots) |
| 16:00 |
Rain
|
22°C (72°F) | 0.8 mm (0.03 in) | 94% | SE 7 m/s (14 knots) |
| 17:00 |
Cloudy
|
22°C (72°F) | 0 mm (0 in) | 95% | S 6 m/s (12 knots) |
| 18:00 |
Rain
|
23°C (73°F) | 0.7 mm (0.03 in) | 95% | S 5 m/s (10 knots) |
| 19:00 |
Heavy rain
|
22°C (72°F) | 1.3 mm (0.1 in) | 98% | S 6 m/s (12 knots) |
| 20:00 |
Heavy rain
|
22°C (72°F) | 5.1 mm (0.2 in) | 99% | S 6 m/s (12 knots) |
| 21:00 |
Heavy rain
|
22°C (72°F) | 6 mm (0.2 in) | 99% | SW 8 m/s (16 knots) |
| 22:00 |
Rain
|
22°C (72°F) | 0.5 mm (0.02 in) | 98% | W 4 m/s (8 knots) |
| 23:00 |
Cloudy
|
21°C (70°F) | 0 mm (0 in) | 99% | S 7 m/s (14 knots) |
00:00
Partly cloudy
89% · S 5 m/s (10 knots)
19°C (66°F)
0 mm (0 in)
01:00
Partly cloudy
90% · S 5 m/s (10 knots)
19°C (66°F)
0 mm (0 in)
02:00
Partly cloudy
92% · S 4 m/s (8 knots)
18°C (64°F)
0 mm (0 in)
03:00
Cloudy
92% · S 5 m/s (10 knots)
19°C (66°F)
0 mm (0 in)
04:00
Partly cloudy
93% · S 4 m/s (8 knots)
19°C (66°F)
0 mm (0 in)
05:00
Partly cloudy
95% · S 4 m/s (8 knots)
19°C (66°F)
0 mm (0 in)
06:00
Partly cloudy
96% · S 4 m/s (8 knots)
19°C (66°F)
0 mm (0 in)
07:00
Partly cloudy
93% · SE 4 m/s (8 knots)
20°C (68°F)
0 mm (0 in)
08:00
Partly cloudy
88% · SE 5 m/s (10 knots)
21°C (70°F)
0 mm (0 in)
09:00
Partly cloudy
81% · SE 6 m/s (12 knots)
22°C (72°F)
0 mm (0 in)
10:00
Partly cloudy
76% · SE 6 m/s (12 knots)
23°C (73°F)
0 mm (0 in)
11:00
Cloudy
75% · SE 7 m/s (14 knots)
23°C (73°F)
0 mm (0 in)
12:00
Rain showers
75% · SE 7 m/s (14 knots)
23°C (73°F)
0.4 mm (0.02 in)
13:00
Rain
81% · SE 7 m/s (14 knots)
23°C (73°F)
0.5 mm (0.02 in)
14:00
Heavy rain
84% · SE 7 m/s (14 knots)
23°C (73°F)
1 mm (0.04 in)
15:00
Heavy rain
86% · SE 7 m/s (14 knots)
23°C (73°F)
1.4 mm (0.1 in)
16:00
Rain
94% · SE 7 m/s (14 knots)
22°C (72°F)
0.8 mm (0.03 in)
17:00
Cloudy
95% · S 6 m/s (12 knots)
22°C (72°F)
0 mm (0 in)
18:00
Rain
95% · S 5 m/s (10 knots)
23°C (73°F)
0.7 mm (0.03 in)
19:00
Heavy rain
98% · S 6 m/s (12 knots)
22°C (72°F)
1.3 mm (0.1 in)
20:00
Heavy rain
99% · S 6 m/s (12 knots)
22°C (72°F)
5.1 mm (0.2 in)
21:00
Heavy rain
99% · SW 8 m/s (16 knots)
22°C (72°F)
6 mm (0.2 in)
22:00
Rain
98% · W 4 m/s (8 knots)
22°C (72°F)
0.5 mm (0.02 in)
23:00
Cloudy
99% · S 7 m/s (14 knots)
21°C (70°F)
0 mm (0 in)
Next 7 days
Six-hour segments
Day
Night
02:00
Morning
08:00
Afternoon
14:00
Evening
20:00
Wednesday
22 Jul
22°C (72°F)
11 mm (0.4 in)
Heavy rain
98% · SW 8 m/s (16 knots)
22°C (72°F)
0.3 mm (0.01 in)
Partly cloudy
98% · SW 8 m/s (16 knots)
27°C (81°F)
0.1 mm (0 in)
Clear skies
75% · SW 6 m/s (12 knots)
24°C (75°F)
0 mm (0 in)
Clear skies
81% · W 3 m/s (6 knots)
Wed
22 Jul
night
22°C (72°F)
11 mm (0.4 in)
Heavy rain
98%
8 m/s (16 knots)
morning
22°C (72°F)
0.3 mm (0.01 in)
Partly cloudy
98%
8 m/s (16 knots)
afternoon
27°C (81°F)
0.1 mm (0 in)
Clear skies
75%
6 m/s (12 knots)
evening
24°C (75°F)
0 mm (0 in)
Clear skies
81%
3 m/s (6 knots)
Thursday
23 Jul
18°C (64°F)
0 mm (0 in)
Clear skies
77% · NW 4 m/s (8 knots)
19°C (66°F)
0 mm (0 in)
Clear skies
82% · N 3 m/s (6 knots)
24°C (75°F)
0 mm (0 in)
Clear skies
57% · S 1 m/s (2 knots)
19°C (66°F)
0 mm (0 in)
Clear skies
81% · SE 2 m/s (4 knots)
Thu
23 Jul
night
18°C (64°F)
0 mm (0 in)
Clear skies
77%
4 m/s (8 knots)
morning
19°C (66°F)
0 mm (0 in)
Clear skies
82%
3 m/s (6 knots)
afternoon
24°C (75°F)
0 mm (0 in)
Clear skies
57%
1 m/s (2 knots)
evening
19°C (66°F)
0 mm (0 in)
Clear skies
81%
2 m/s (4 knots)
Friday
24 Jul
16°C (61°F)
0 mm (0 in)
Clear skies
97% · N 1 m/s (2 knots)
19°C (66°F)
0 mm (0 in)
Clear skies
87% · N 2 m/s (4 knots)
25°C (77°F)
0 mm (0 in)
Clear skies
58% · SE 1 m/s (2 knots)
19°C (66°F)
0 mm (0 in)
Clear skies
84% · S 2 m/s (4 knots)
Fri
24 Jul
night
16°C (61°F)
0 mm (0 in)
Clear skies
97%
1 m/s (2 knots)
morning
19°C (66°F)
0 mm (0 in)
Clear skies
87%
2 m/s (4 knots)
afternoon
25°C (77°F)
0 mm (0 in)
Clear skies
58%
1 m/s (2 knots)
evening
19°C (66°F)
0 mm (0 in)
Clear skies
84%
2 m/s (4 knots)
Saturday
25 Jul
16°C (61°F)
0 mm (0 in)
Clear skies
94% · NW 1 m/s (2 knots)
20°C (68°F)
0.1 mm (0 in)
Clear skies
88% · N 1 m/s (2 knots)
24°C (75°F)
0 mm (0 in)
Mostly sunny
68% · S 3 m/s (6 knots)
21°C (70°F)
0 mm (0 in)
Clear skies
84% · S 3 m/s (6 knots)
Sat
25 Jul
night
16°C (61°F)
0 mm (0 in)
Clear skies
94%
1 m/s (2 knots)
morning
20°C (68°F)
0.1 mm (0 in)
Clear skies
88%
1 m/s (2 knots)
afternoon
24°C (75°F)
0 mm (0 in)
Mostly sunny
68%
3 m/s (6 knots)
evening
21°C (70°F)
0 mm (0 in)
Clear skies
84%
3 m/s (6 knots)
Sunday
26 Jul
19°C (66°F)
0 mm (0 in)
Clear skies
93% · SW 3 m/s (6 knots)
22°C (72°F)
0 mm (0 in)
Clear skies
87% · W 2 m/s (4 knots)
28°C (82°F)
0 mm (0 in)
Mostly sunny
62% · S 3 m/s (6 knots)
24°C (75°F)
0 mm (0 in)
Clear skies
76% · SW 4 m/s (8 knots)
Sun
26 Jul
night
19°C (66°F)
0 mm (0 in)
Clear skies
93%
3 m/s (6 knots)
morning
22°C (72°F)
0 mm (0 in)
Clear skies
87%
2 m/s (4 knots)
afternoon
28°C (82°F)
0 mm (0 in)
Mostly sunny
62%
3 m/s (6 knots)
evening
24°C (75°F)
0 mm (0 in)
Clear skies
76%
4 m/s (8 knots)
Monday
27 Jul
23°C (73°F)
0 mm (0 in)
Clear skies
84% · SW 4 m/s (8 knots)
24°C (75°F)
0 mm (0 in)
Partly cloudy
76% · SW 4 m/s (8 knots)
28°C (82°F)
0 mm (0 in)
Partly cloudy
55% · SW 6 m/s (12 knots)
23°C (73°F)
0 mm (0 in)
Clear skies
67% · SW 6 m/s (12 knots)
Mon
27 Jul
night
23°C (73°F)
0 mm (0 in)
Clear skies
84%
4 m/s (8 knots)
morning
24°C (75°F)
0 mm (0 in)
Partly cloudy
76%
4 m/s (8 knots)
afternoon
28°C (82°F)
0 mm (0 in)
Partly cloudy
55%
6 m/s (12 knots)
evening
23°C (73°F)
0 mm (0 in)
Clear skies
67%
6 m/s (12 knots)
Tuesday
28 Jul
23°C (73°F)
0 mm (0 in)
Partly cloudy
77% · SW 5 m/s (10 knots)
25°C (77°F)
1 mm (0.04 in)
Rain showers
83% · SW 5 m/s (10 knots)
29°C (84°F)
8.2 mm (0.3 in)
Heavy rain showers
65% · SW 4 m/s (8 knots)
22°C (72°F)
4.9 mm (0.2 in)
Rain
99% · SW 2 m/s (4 knots)
Tue
28 Jul
night
23°C (73°F)
0 mm (0 in)
Partly cloudy
77%
5 m/s (10 knots)
morning
25°C (77°F)
1 mm (0.04 in)
Rain showers
83%
5 m/s (10 knots)
afternoon
29°C (84°F)
8.2 mm (0.3 in)
Heavy rain showers
65%
4 m/s (8 knots)
evening
22°C (72°F)
4.9 mm (0.2 in)
Rain
99%
2 m/s (4 knots)
Data from MET Norway.
Prefer the quick-glance version? See the 10-day summary.
Groton weather by month
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