New Haven, CT 14-Day Forecast
Connecticut, United States 🇺🇸
90°
Sunny right now
Today: high 90°, low 66°
Updated 4 hours ago
New Haven weather for the next 14 days
Thursday, August 13
Sunny High 84° Low 65°Precipitation
75%
· 0.62 in
Max wind
9 mph
Humidity
73%
UV index
5 - Moderate
Sunrise / sunset
05:59 AM / 07:54 PM
Friday, August 14
Sunny High 81° Low 63°Precipitation
3%
· 0.0 in
Max wind
11 mph
Humidity
57%
UV index
6 - Moderate
Sunrise / sunset
06:00 AM / 07:52 PM
Saturday, August 15
Sunny High 77° Low 59°Precipitation
4%
· 0.0 in
Max wind
11 mph
Humidity
53%
UV index
7 - High
Sunrise / sunset
06:01 AM / 07:51 PM
Sunday, August 16
Sunny High 78° Low 64°Precipitation
79%
· 1.32 in
Max wind
15 mph
Humidity
80%
UV index
6 - High
Sunrise / sunset
06:02 AM / 07:49 PM
Monday, August 17
Sunny High 81° Low 66°Precipitation
7%
· 0.0 in
Max wind
11 mph
Humidity
71%
UV index
7 - High
Sunrise / sunset
06:03 AM / 07:48 PM
Tuesday, August 18
Sunny High 78° Low 61°Precipitation
4%
· 0.0 in
Max wind
7 mph
Humidity
60%
UV index
7 - High
Sunrise / sunset
06:04 AM / 07:47 PM
Wednesday, August 19
Sunny High 83° Low 67°Precipitation
5%
· 0.0 in
Max wind
10 mph
Humidity
68%
UV index
7 - High
Sunrise / sunset
06:05 AM / 07:45 PM
Thursday, August 20
Patchy rain nearby High 84° Low 70°Precipitation
72%
· 0.16 in
Max wind
19 mph
Humidity
82%
UV index
7 - High
Sunrise / sunset
06:06 AM / 07:44 PM
Friday, August 21
Sunny High 77° Low 60°Precipitation
57%
· 0.08 in
Max wind
14 mph
Humidity
64%
UV index
6 - High
Sunrise / sunset
06:07 AM / 07:42 PM
Saturday, August 22
Sunny High 70° Low 55°Precipitation
3%
· 0.0 in
Max wind
10 mph
Humidity
52%
UV index
6 - High
Sunrise / sunset
06:08 AM / 07:41 PM
Sunday, August 23
Partly Cloudy High 69° Low 63°Precipitation
84%
· 0.41 in
Max wind
7 mph
Humidity
83%
UV index
6 - High
Sunrise / sunset
06:09 AM / 07:39 PM
Monday, August 24
Sunny High 77° Low 59°Precipitation
5%
· 0.0 in
Max wind
6 mph
Humidity
60%
UV index
6 - High
Sunrise / sunset
06:10 AM / 07:38 PM
Tuesday, August 25
Patchy rain nearby High 74° Low 64°Precipitation
74%
· 0.21 in
Max wind
6 mph
Humidity
79%
UV index
6 - High
Sunrise / sunset
06:11 AM / 07:36 PM
New Haven 14-day outlook: the story
The warmest day of New Haven's 14-day outlook is Wednesday, August 12 with a high near 90°F (32°C); the coolest night comes Saturday, August 22, dipping to 55°F (13°C). The trend points cooler: week two runs about 5°F below week one. Highs over the next two weeks average 81°F (27°C), right in line with the typical August high of 81°F (27°C).
Precipitation is most likely on Thursday 13, Sunday 16, Thursday 20, Friday 21 and beyond; the wettest day looks like Sunday, August 16 with about 1.32 in (33.6 mm) expected. For the weekend, expect Saturday 77°F (25°C) and sunny / Sunday 78°F (25°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 6 of the next 14 days, peaking around Sunday, August 16.
What will be the warmest day in New Haven over the next 14 days?
Wednesday, August 12, with a forecast high near 90°F (32°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