Olean (Valley County) — Weather
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Sign InLive· Clear within 100 kmJust updated
27°C80°F· Clear · 37% cloud cover
Feels like 25°C77°F · Low 21°C71°F · High 29°C83°F
Wind
20 km/h6 m/s12 mph from N
Humidity
55%
Pressure
1018 hPa30.05 inHgstable
UV Index
3.6Moderate
⚠️ Severe storm — heat
It's 27°C81°F and clear skies in Olean at the moment.
🌧️ Wet period, high-intensity Wednesday–Thursday, with rain. Total ~41.0 mm. Peak Wednesday (30.7 mm). Typical for the month (normal ~84 mm/month).
🔥 Today (29°C84°F) is 5.2°C36°F markedly warmer than usual for July (avg 23°C73°F).
Hourly forecast
Detailed forecast for the next 60 hours
TemperaturePrecipitationWind
CAPE (J/kg)Instability Threshold
Now
27°C80°F
2012
55
14:00
28°C82°F
2012
52
15:00
28°C83°F
1912
48
16:00
29°C83°F
1711
47
17:00
28°C83°F
1610
47
18:00
28°C82°F
159
47
19:00
27°C81°F
138
47
20:00
26°C79°F
117
50
21:00
24°C76°F
85
56
22:00
23°C73°F
85
58
23:00
21°C71°F
75
60
00:00
20°C69°F
75
62
01:00
19°C67°F
64
67
02:00
18°C65°F
43
72
03:00
18°C64°F
42
76
04:00
18°C64°F
53
77
05:00
18°C65°F
32
77
06:00
18°C64°F
42
79
07:00
18°C64°F
0.20.01
32
82
08:00
18°C64°F
0.30.01
64
85
09:00
17°C63°F
1.50.06
85
86
10:00
17°C63°F
2.10.08
106
87
11:00
17°C63°F
1.50.06
85
86
12:00
17°C62°F
4.40.17
95
90
13:00
16°C62°F
7.90.31
96
92
14:00
17°C62°F
5.00.20
127
92
15:00
17°C62°F
4.20.17
149
91
16:00
16°C62°F
2.60.10
1610
90
17:00
17°C62°F
0.70.03
1610
87
18:00
17°C63°F
0.30.01
1610
85
19:00
17°C62°F
149
85
20:00
16°C62°F
117
86
21:00
16°C61°F
85
87
22:00
16°C61°F
74
89
23:00
16°C60°F
53
90
00:00
16°C60°F
64
90
03:00
15°C59°F
74
83
06:00
15°C58°F
0.20.01
117
84
09:00
15°C59°F
0.20.01
127
85
12:00
16°C60°F
2.50.10
127
93
15:00
18°C64°F
0.20.01
149
91
18:00
19°C66°F
0.90.04
149
89
21:00
18°C64°F
127
92
00:00
17°C63°F
149
94
mminkm/hm/smphHumidity %
Daily Forecast
TodayNE 20 km/h6 m/s12 mph(gusts 351022)52%UV 58hTodayOvercast52%NE 20 km/h6 m/s12 mph (gusts 351022)UV 58h
Today
NE 20 km/h6 m/s12 mph(gusts 351022)52%UV 58h
Today
Overcast
52%
NE 20 km/h6 m/s12 mph (gusts 351022)
UV 5
8h
Today — Hourly Forecast
Now
27°C80°F
20612
14:00
28°C82°F
20512
15:00
28°C83°F
19512
16:00
29°C83°F
17511
17:00
28°C83°F
16410
18:00
28°C82°F
1549
19:00
27°C81°F
1348
20:00
26°C79°F
1137
21:00
24°C76°F
825
22:00
23°C73°F
825
23:00
21°C71°F
725
06:1914.7h21:03
Tomorrow30.7 mm1.21 in· heavyE 16 km/h5 m/s10 mph(gusts 28817)83%UV 32hTomorrowLight rain83%E 16 km/h5 m/s10 mph (gusts 28817)30.7 mm1.21 inUV 32h
Tomorrow
30.7 mm1.21 in· heavyE 16 km/h5 m/s10 mph(gusts 28817)83%UV 32h
Tomorrow
Light rain
83%
E 16 km/h5 m/s10 mph (gusts 28817)
30.7 mm1.21 in
UV 3
2h
Tomorrow — Hourly Forecast
00:00
20°C69°F
725
01:00
19°C67°F
624
02:00
18°C65°F
413
03:00
18°C64°F
412
04:00
18°C64°F
513
05:00
18°C65°F
312
06:00
18°C64°F
412
07:00
18°C64°F
312
08:00
18°C64°F
624
09:00
17°C63°F
825
10:00
17°C63°F
1036
11:00
17°C63°F
825
12:00
17°C62°F
925
13:00
16°C62°F
926
14:00
17°C62°F
1237
15:00
17°C62°F
1449
16:00
16°C62°F
16410
17:00
17°C62°F
16510
18:00
17°C63°F
16510
19:00
17°C62°F
1449
20:00
16°C62°F
1137
21:00
16°C61°F
825
22:00
16°C61°F
724
23:00
16°C60°F
523
06:2014.7h21:02
Thursday10.2 mm0.40 in· heavySE 15 km/h4 m/s9 mph(gusts 26716)89%UV 10hThursdayLight rain89%SE 15 km/h4 m/s9 mph (gusts 26716)10.2 mm0.40 inUV 10h
Thursday
10.2 mm0.40 in· heavySE 15 km/h4 m/s9 mph(gusts 26716)89%UV 10h
Thursday
Light rain
89%
SE 15 km/h4 m/s9 mph (gusts 26716)
10.2 mm0.40 in
UV 1
0h
Thursday — Forecast Overview
00:00
16°C60°F
624
03:00
15°C59°F
724
06:00
15°C58°F
1137
09:00
15°C59°F
1237
12:00
16°C60°F
1237
15:00
18°C64°F
1449
18:00
19°C66°F
1449
21:00
18°C64°F
1237
06:2114.7h21:02
FridaySE 22 km/h6 m/s14 mph(gusts 471329)77%UV 16hFridayOvercast77%SE 22 km/h6 m/s14 mph (gusts 471329)UV 16h
Friday
SE 22 km/h6 m/s14 mph(gusts 471329)77%UV 16h
Friday
Overcast
77%
SE 22 km/h6 m/s14 mph (gusts 471329)
UV 1
6h
Friday — Forecast Overview
00:00
17°C63°F
1449
03:00
17°C62°F
1348
06:00
16°C61°F
825
09:00
17°C63°F
1348
12:00
22°C72°F
825
15:00
28°C82°F
725
18:00
31°C88°F
211
21:00
27°C81°F
16410
06:2214.6h21:01
SaturdayS 27 km/h7 m/s17 mph(gusts 451328)59%UV 212hSaturdayOvercast59%S 27 km/h7 m/s17 mph (gusts 451328)UV 212h
Saturday
S 27 km/h7 m/s17 mph(gusts 451328)59%UV 212h
Saturday
Overcast
59%
S 27 km/h7 m/s17 mph (gusts 451328)
UV 2
12h
Saturday — Forecast Overview
00:00
23°C73°F
19512
03:00
21°C69°F
1237
06:00
21°C70°F
1237
09:00
30°C87°F
1449
12:00
42°C107°F
18511
15:00
46°C114°F
18511
18:00
41°C106°F
20512
21:00
27°C80°F
20512
06:2314.6h21:00
SundayS 17 km/h5 m/s10 mph(gusts 29818)65%UV 214hSundayClear65%S 17 km/h5 m/s10 mph (gusts 29818)UV 214h
Sunday
S 17 km/h5 m/s10 mph(gusts 29818)65%UV 214h
Sunday
Clear
65%
S 17 km/h5 m/s10 mph (gusts 29818)
UV 2
14h
Night23°C74°F
23°C74°FMorning22°C71°F
22°C71°FAfternoon39°C102°F
39°C102°FEvening23°C74°F
23°C74°F06:2414.6h20:59
MondayS 22 km/h6 m/s14 mph(gusts 381124)59%UV 211hMondayOvercast59%S 22 km/h6 m/s14 mph (gusts 381124)UV 211h
Monday
S 22 km/h6 m/s14 mph(gusts 381124)59%UV 211h
Monday
Overcast
59%
S 22 km/h6 m/s14 mph (gusts 381124)
UV 2
11h
Night26°C80°F
26°C80°FMorning30°C85°F
30°C85°FAfternoon30°C85°F
30°C85°FEvening40°C104°F
40°C104°F06:2514.6h20:58
Tuesday0.9 mm0.03 inSW 35 km/h10 m/s22 mph(gusts 641840)58%UV 24hTuesdayOvercast58%SW 35 km/h10 m/s22 mph (gusts 641840)0.9 mm0.03 inUV 24h
Tuesday
0.9 mm0.03 inSW 35 km/h10 m/s22 mph(gusts 641840)58%UV 24h
Tuesday
Overcast
58%
SW 35 km/h10 m/s22 mph (gusts 641840)
0.9 mm0.03 in
UV 2
4h
Night29°C84°F
29°C84°FMorning31°C88°F
31°C88°FAfternoon31°C88°F
31°C88°FEvening32°C90°F
32°C90°F06:2614.5h20:57
Extended Forecast (GFS)Wednesday3.7 mm0.15 inSE 51 km/h14 m/s32 mph47%12hWednesdayRain47%SE 51 km/h14 m/s32 mph3.7 mm0.15 in12h
Wednesday
3.7 mm0.15 inSE 51 km/h14 m/s32 mph47%12h
Wednesday
Rain
47%
SE 51 km/h14 m/s32 mph
3.7 mm0.15 in
12h
Night22°C72°F
22°C72°FMorning31°C87°F
31°C87°FAfternoon31°C87°F
31°C87°FEvening44°C112°F
44°C112°F06:2714.5h20:56
Thursday0.6 mm0.02 inN 25 km/h7 m/s16 mph(gusts 531533)39%14hThursdayDrizzle39%N 25 km/h7 m/s16 mph (gusts 531533)0.6 mm0.02 in14h
Thursday
0.6 mm0.02 inN 25 km/h7 m/s16 mph(gusts 531533)39%14h
Thursday
Drizzle
39%
N 25 km/h7 m/s16 mph (gusts 531533)
0.6 mm0.02 in
14h
Night25°C78°F
25°C78°FMorning32°C90°F
32°C90°FAfternoon32°C90°F
32°C90°FEvening40°C104°F
40°C104°F06:2814.5h20:55
FridayNE 22 km/h6 m/s14 mph(gusts 591637)35%14hFridayClear35%NE 22 km/h6 m/s14 mph (gusts 591637)14h
Friday
NE 22 km/h6 m/s14 mph(gusts 591637)35%14h
Friday
Clear
35%
NE 22 km/h6 m/s14 mph (gusts 591637)
14h
Night26°C79°F
26°C79°FMorning26°C78°F
26°C78°FAfternoon26°C78°F
26°C78°FEvening35°C96°F
35°C96°F06:2914.4h20:54
Saturday0.8 mm0.03 inS 23 km/h6 m/s14 mph(gusts 371023)38%14hSaturdayLight rain38%S 23 km/h6 m/s14 mph (gusts 371023)0.8 mm0.03 in14h
Saturday
0.8 mm0.03 inS 23 km/h6 m/s14 mph(gusts 371023)38%14h
Saturday
Light rain
38%
S 23 km/h6 m/s14 mph (gusts 371023)
0.8 mm0.03 in
14h
Night24°C74°F
24°C74°FMorning28°C83°F
28°C83°FAfternoon28°C83°F
28°C83°FEvening38°C101°F
38°C101°F06:2914.4h20:53
Sunday1.0 mm0.04 inSE 33 km/h9 m/s20 mph49%13hSundayClear49%SE 33 km/h9 m/s20 mph1.0 mm0.04 in13h
Sunday
1.0 mm0.04 inSE 33 km/h9 m/s20 mph49%13h
Sunday
Clear
49%
SE 33 km/h9 m/s20 mph
1.0 mm0.04 in
13h
Night23°C73°F
23°C73°FMorning29°C85°F
29°C85°FAfternoon29°C85°F
29°C85°FEvening40°C105°F
40°C105°F06:3014.4h20:52
MondaySW 31 km/h9 m/s19 mph(gusts 571636)28%12hMondayClear28%SW 31 km/h9 m/s19 mph (gusts 571636)12h
Monday
SW 31 km/h9 m/s19 mph(gusts 571636)28%12h
Monday
Clear
28%
SW 31 km/h9 m/s19 mph (gusts 571636)
12h
Night29°C84°F
29°C84°FMorning36°C97°F
36°C97°FAfternoon36°C97°F
36°C97°FEvening38°C101°F
38°C101°F06:3114.3h20:50
Tuesday5.3 mm0.21 in· heavySE 35 km/h10 m/s22 mph33%14hTuesdayLight rain33%SE 35 km/h10 m/s22 mph5.3 mm0.21 in14h
Tuesday
5.3 mm0.21 in· heavySE 35 km/h10 m/s22 mph33%14h
Tuesday
Light rain
33%
SE 35 km/h10 m/s22 mph
5.3 mm0.21 in
14h
Night23°C73°F
23°C73°FMorning30°C86°F
30°C86°FAfternoon30°C86°F
30°C86°FEvening34°C94°F
34°C94°F06:3214.3h20:49
WednesdayS 16 km/h4 m/s10 mph(gusts 461328)54%14hWednesdayLight rain54%S 16 km/h4 m/s10 mph (gusts 461328)14h
Wednesday
S 16 km/h4 m/s10 mph(gusts 461328)54%14h
Wednesday
Light rain
54%
S 16 km/h4 m/s10 mph (gusts 461328)
14h
Night21°C70°F
21°C70°FMorning28°C82°F
28°C82°FAfternoon28°C82°F
28°C82°FEvening40°C104°F
40°C104°F06:3314.2h20:48
Sunrise
06:19
Civil Dawn 05:49
Sunset
21:03
Civil Dusk 21:33
Today vs. seasonal normal
-1.8°C-3.2°F
Olean is located in Nebraska, United States. Elevation: 611m. Annual average temperature: 9.2°C. Annual precipitation: 625mm.
Frequently Asked Questions
What is the weather like in Olean today?
Today in Olean, United States, the temperature is 27°C with Clear. The high is 29°C and the low is 21°C.
What is the 16-day forecast for Olean?
The 16-day forecast for Olean shows the warmest day is Saturday at 46°C, while the coolest night is Thursday at 14°C. 9 day(s) have precipitation expected.
What time is sunrise and sunset in Olean?
In Olean, sunrise is at 06:19 and sunset is at 21:03. Day length is approximately 14h 43m.
How accurate is the weather forecast for Olean?
Our forecasts for Olean use the DWD ICON model, one of the world's most advanced weather prediction systems. Accuracy is typically 85-90% for 1-3 day forecasts. Olean has an annual average temperature of 9.2°C and receives 625mm of precipitation per year.
Last updated: 07/21/2026, 01:00 PM
July climate in Olean
Normals for July: average 23°C (16–30°C), around 84 mm of rain across the month. About 14°C warmer than the annual average of 9.2°C.
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