New Haven, CT 14-Day Forecast
Connecticut, United States 🇺🇸
83°
Sunny right now
Today: high 83°, low 61°
Updated 2 hours ago
New Haven weather for the next 14 days
Thursday, August 27
Patchy rain nearby High 80° Low 70°Precipitation
86%
· 0.7 in
Max wind
15 mph
Humidity
80%
UV index
7 - High
Sunrise / sunset
06:13 AM / 07:33 PM
Friday, August 28
Light rain shower High 78° Low 68°Precipitation
89%
· 0.33 in
Max wind
10 mph
Humidity
88%
UV index
6 - High
Sunrise / sunset
06:14 AM / 07:31 PM
Saturday, August 29
Overcast High 76° Low 64°Precipitation
15%
· 0.0 in
Max wind
10 mph
Humidity
65%
UV index
5 - Moderate
Sunrise / sunset
06:15 AM / 07:30 PM
Sunday, August 30
Sunny High 81° Low 59°Precipitation
17%
· 0.01 in
Max wind
13 mph
Humidity
61%
UV index
7 - High
Sunrise / sunset
06:16 AM / 07:28 PM
Monday, August 31
Overcast High 77° Low 70°Precipitation
20%
· 0.0 in
Max wind
8 mph
Humidity
73%
UV index
6 - High
Sunrise / sunset
06:17 AM / 07:26 PM
Tuesday, September 1
Light rain shower High 80° Low 69°Precipitation
84%
· 0.2 in
Max wind
12 mph
Humidity
82%
UV index
6 - High
Sunrise / sunset
06:18 AM / 07:25 PM
Wednesday, September 2
Light rain shower High 79° Low 71°Precipitation
72%
· 0.07 in
Max wind
8 mph
Humidity
90%
UV index
7 - High
Sunrise / sunset
06:19 AM / 07:23 PM
Thursday, September 3
Mist High 75° Low 70°Precipitation
85%
· 0.1 in
Max wind
8 mph
Humidity
94%
UV index
5 - Moderate
Sunrise / sunset
06:20 AM / 07:21 PM
Friday, September 4
Overcast High 71° Low 64°Precipitation
83%
· 0.13 in
Max wind
14 mph
Humidity
88%
UV index
5 - Moderate
Sunrise / sunset
06:21 AM / 07:20 PM
Saturday, September 5
Patchy rain nearby High 69° Low 62°Precipitation
63%
· 0.05 in
Max wind
16 mph
Humidity
76%
UV index
5 - Moderate
Sunrise / sunset
06:22 AM / 07:18 PM
Sunday, September 6
Light rain shower High 68° Low 59°Precipitation
84%
· 0.24 in
Max wind
14 mph
Humidity
88%
UV index
5 - Moderate
Sunrise / sunset
06:23 AM / 07:16 PM
Monday, September 7
Overcast High 71° Low 59°Precipitation
15%
· 0.0 in
Max wind
7 mph
Humidity
78%
UV index
6 - High
Sunrise / sunset
06:24 AM / 07:15 PM
Tuesday, September 8
Overcast High 70° Low 57°Precipitation
14%
· 0.0 in
Max wind
8 mph
Humidity
60%
UV index
5 - Moderate
Sunrise / sunset
06:25 AM / 07:13 PM
New Haven 14-day outlook: the story
The warmest day of New Haven's 14-day outlook is Wednesday, August 26 with a high near 83°F (28°C); the coolest night comes Tuesday, September 8, dipping to 57°F (14°C). The trend points cooler: week two runs about 7°F below week one. Highs over the next two weeks average 79°F (26°C), right in line with the typical August high of 81°F (27°C).
Precipitation is most likely on Thursday 27, Friday 28, Tuesday 1, Wednesday 2 and beyond; the wettest day looks like Thursday, August 27 with about 0.7 in (17.8 mm) expected. For the weekend, expect Saturday 76°F (25°C) and overcast / Sunday 81°F (27°C) and sunny.
For typical conditions month by month, see the New Haven climate & average temperatures guide.
New Haven forecast questions
Will it rain in New Haven this week?
The forecast currently shows meaningful precipitation chances on 8 of the next 14 days, peaking around Thursday, August 27.
What will be the warmest day in New Haven over the next 14 days?
Wednesday, August 26, with a forecast high near 83°F (28°C).
How accurate is a 14-day forecast for New Haven?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in New Haven by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 39° | 26° | 10 | 4.4 in | 6.2 h/day | 66% |
| February | 41° | 26° | 10 | 3.7 in | 6.9 h/day | 69% |
| March | 47° | 31° | 11 | 4.4 in | 8.3 h/day | 65% |
| April | 57° | 40° | 12 | 4.9 in | 8.7 h/day | 68% |
| May | 67° | 51° | 11 | 3.8 in | 10.0 h/day | 73% |
| June | 76° | 60° | 11 | 3.6 in | 11.2 h/day | 74% |
| July | 82° | 68° | 12 | 4.8 in | 11.5 h/day | 76% |
| August | 81° | 67° | 11 | 4.1 in | 10.9 h/day | 75% |
| September | 74° | 61° | 9 | 4.6 in | 9.2 h/day | 75% |
| October | 64° | 50° | 10 | 4.7 in | 7.8 h/day | 74% |
| November | 53° | 39° | 8 | 3.4 in | 6.9 h/day | 69% |
| December | 44° | 31° | 11 | 5.1 in | 5.7 h/day | 71% |
14-day forecasts nearby