Dayton, OH 14-Day Forecast
Ohio, United States 🇺🇸
85°
Sunny right now
Today: high 85°, low 59°
Updated just now
Dayton weather for the next 14 days
Wednesday, September 16
Patchy rain nearby High 81° Low 70°Precipitation
78%
· 0.23 in
Max wind
9 mph
Humidity
83%
UV index
6 - High
Sunrise / sunset
07:18 AM / 07:44 PM
Thursday, September 17
Sunny High 84° Low 73°Precipitation
63%
· 0.06 in
Max wind
7 mph
Humidity
83%
UV index
6 - Moderate
Sunrise / sunset
07:19 AM / 07:42 PM
Friday, September 18
Overcast High 76° Low 67°Precipitation
35%
· 0.01 in
Max wind
9 mph
Humidity
86%
UV index
6 - High
Sunrise / sunset
07:20 AM / 07:41 PM
Saturday, September 19
Sunny High 82° Low 66°Precipitation
73%
· 0.25 in
Max wind
9 mph
Humidity
81%
UV index
7 - High
Sunrise / sunset
07:21 AM / 07:39 PM
Sunday, September 20
Patchy rain nearby High 80° Low 67°Precipitation
82%
· 0.17 in
Max wind
10 mph
Humidity
87%
UV index
7 - High
Sunrise / sunset
07:22 AM / 07:37 PM
Monday, September 21
Mist High 85° Low 72°Precipitation
57%
· 0.05 in
Max wind
9 mph
Humidity
77%
UV index
7 - High
Sunrise / sunset
07:23 AM / 07:36 PM
Tuesday, September 22
Light rain shower High 78° Low 68°Precipitation
81%
· 0.13 in
Max wind
8 mph
Humidity
85%
UV index
6 - High
Sunrise / sunset
07:24 AM / 07:34 PM
Wednesday, September 23
Overcast High 78° Low 65°Precipitation
18%
· 0.0 in
Max wind
7 mph
Humidity
76%
UV index
6 - High
Sunrise / sunset
07:25 AM / 07:32 PM
Thursday, September 24
Overcast High 82° Low 67°Precipitation
88%
· 2.65 in
Max wind
12 mph
Humidity
83%
UV index
6 - High
Sunrise / sunset
07:26 AM / 07:31 PM
Friday, September 25
Light rain shower High 71° Low 62°Precipitation
91%
· 2.38 in
Max wind
10 mph
Humidity
92%
UV index
5 - Moderate
Sunrise / sunset
07:27 AM / 07:29 PM
Saturday, September 26
Patchy rain nearby High 67° Low 58°Precipitation
68%
· 0.04 in
Max wind
13 mph
Humidity
89%
UV index
5 - Moderate
Sunrise / sunset
07:28 AM / 07:27 PM
Sunday, September 27
Mist High 63° Low 51°Precipitation
26%
· 0.0 in
Max wind
13 mph
Humidity
87%
UV index
4 - Moderate
Sunrise / sunset
07:29 AM / 07:26 PM
Monday, September 28
Sunny High 60° Low 48°Precipitation
7%
· 0.0 in
Max wind
8 mph
Humidity
72%
UV index
5 - Moderate
Sunrise / sunset
07:30 AM / 07:24 PM
Dayton 14-day outlook: the story
The warmest day of Dayton's 14-day outlook is Tuesday, September 15 with a high near 85°F (30°C); the coolest night comes Monday, September 28, dipping to 48°F (9°C). The trend points cooler: week two runs about 11°F below week one. Highs over the next two weeks average 82°F (28°C), about 4°F (2°C) above the typical September high of 78°F (26°C).
Precipitation is most likely on Wednesday 16, Thursday 17, Saturday 19, Sunday 20 and beyond; the wettest day looks like Thursday, September 24 with about 2.65 in (67.4 mm) expected. For the weekend, expect Saturday 82°F (28°C) and sunny / Sunday 80°F (26°C) and patchy rain nearby.
For typical conditions month by month, see the Dayton climate & average temperatures guide.
Dayton forecast questions
Will it rain in Dayton this week?
The forecast currently shows meaningful precipitation chances on 9 of the next 14 days, peaking around Thursday, September 24.
What will be the warmest day in Dayton over the next 14 days?
Tuesday, September 15, with a forecast high near 85°F (30°C).
How accurate is a 14-day forecast for Dayton?
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 Dayton by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 38° | 24° | 10 | 3.5 in | 5.2 h/day | 72% |
| February | 43° | 26° | 10 | 3.6 in | 6.5 h/day | 70% |
| March | 52° | 34° | 12 | 4.6 in | 7.4 h/day | 67% |
| April | 62° | 43° | 12 | 4.2 in | 8.8 h/day | 67% |
| May | 73° | 54° | 14 | 4.6 in | 10.1 h/day | 71% |
| June | 81° | 63° | 12 | 4.4 in | 11.6 h/day | 69% |
| July | 84° | 67° | 13 | 4.2 in | 11.8 h/day | 73% |
| August | 82° | 65° | 11 | 3.5 in | 11.2 h/day | 73% |
| September | 78° | 60° | 8 | 2.9 in | 9.9 h/day | 70% |
| October | 66° | 49° | 9 | 2.9 in | 8.2 h/day | 70% |
| November | 52° | 37° | 8 | 2.9 in | 6.4 h/day | 71% |
| December | 44° | 30° | 11 | 3.3 in | 4.9 h/day | 75% |
14-day forecasts nearby