Hourly Weather Forecast for Mechanicsburg, Pennsylvania - The Weather Channel | Weather.com

Advertisement

Advertisement

Advertisement

Advertisement

Hourly Weather-

As of 9:28 pm EDT

Wednesday, March 18

10 pm

Partly Cloudy

31°

24%

SE 7 mph

Partly Cloudy

Feels Like24°
WindSE 7 mph
Humidity54%
UV Index0 of 11
Cloud Cover32%
Precip Amount0 in

10:15 pm

Partly Cloudy

31°

1%

SE 6 mph

11 pm

Mostly Cloudy

30°

3%

SE 6 mph

Mostly Cloudy

Feels Like24°
WindSE 6 mph
Humidity56%
UV Index0 of 11
Cloud Cover68%
Precip Amount0 in

Thursday, March 19

12 am

Mostly Cloudy

30°

2%

SE 5 mph

Mostly Cloudy

Feels Like25°
WindSE 5 mph
Humidity59%
UV Index0 of 11
Cloud Cover69%
Precip Amount0 in

1 am

Mostly Cloudy

30°

1%

SE 3 mph

Mostly Cloudy

Feels Like26°
WindSE 3 mph
Humidity56%
UV Index0 of 11
Cloud Cover63%
Precip Amount0 in

2 am

Cloudy

30°

1%

SSE 3 mph

Cloudy

Feels Like26°
WindSSE 3 mph
Humidity58%
UV Index0 of 11
Cloud Cover80%
Precip Amount0 in

3 am

Cloudy

30°

1%

SSE 3 mph

Cloudy

Feels Like30°
WindSSE 3 mph
Humidity59%
UV Index0 of 11
Cloud Cover85%
Precip Amount0 in

Advertisement

4 am

Cloudy

30°

1%

SSE 3 mph

Cloudy

Feels Like27°
WindSSE 3 mph
Humidity61%
UV Index0 of 11
Cloud Cover93%
Precip Amount0 in

5 am

Cloudy

30°

3%

SSE 4 mph

Cloudy

Feels Like26°
WindSSE 4 mph
Humidity62%
UV Index0 of 11
Cloud Cover96%
Precip Amount0 in

6 am

Cloudy

30°

3%

SE 4 mph

Cloudy

Feels Like26°
WindSE 4 mph
Humidity64%
UV Index0 of 11
Cloud Cover97%
Precip Amount0 in

7 am

Cloudy

31°

4%

SE 4 mph

Cloudy

Feels Like27°
WindSE 4 mph
Humidity64%
UV Index0 of 11
Cloud Cover98%
Precip Amount0 in

8 am

Cloudy

32°

4%

SSE 3 mph

Cloudy

Feels Like28°
WindSSE 3 mph
Humidity65%
UV Index0 of 11
Cloud Cover84%
Precip Amount0 in

9 am

Cloudy

34°

3%

SSE 4 mph

Cloudy

Feels Like30°
WindSSE 4 mph
Humidity63%
UV Index0 of 11
Cloud Cover90%
Precip Amount0 in

10 am

Cloudy

37°

3%

S 6 mph

Cloudy

Feels Like32°
WindS 6 mph
Humidity58%
UV Index1 of 11
Cloud Cover93%
Precip Amount0 in

11 am

Cloudy

40°

1%

S 5 mph

Cloudy

Feels Like36°
WindS 5 mph
Humidity53%
UV Index1 of 11
Cloud Cover88%
Precip Amount0 in

12 pm

Cloudy

43°

1%

SSW 6 mph

Cloudy

Feels Like39°
WindSSW 6 mph
Humidity49%
UV Index3 of 11
Cloud Cover84%
Rain Amount0 in

1 pm

Mostly Cloudy

45°

0%

SSW 6 mph

Mostly Cloudy

Feels Like42°
WindSSW 6 mph
Humidity47%
UV Index4 of 11
Cloud Cover69%
Rain Amount0 in

2 pm

Mostly Cloudy

47°

0%

SSW 6 mph

Mostly Cloudy

Feels Like44°
WindSSW 6 mph
Humidity45%
UV Index3 of 11
Cloud Cover76%
Rain Amount0 in

3 pm

Cloudy

49°

0%

SW 6 mph

Cloudy

Feels Like47°
WindSW 6 mph
Humidity44%
UV Index2 of 11
Cloud Cover81%
Rain Amount0 in

Advertisement

4 pm

Cloudy

51°

0%

SW 6 mph

Cloudy

Feels Like48°
WindSW 6 mph
Humidity44%
UV Index2 of 11
Cloud Cover86%
Rain Amount0 in

5 pm

Cloudy

51°

1%

SW 5 mph

Cloudy

Feels Like49°
WindSW 5 mph
Humidity45%
UV Index1 of 11
Cloud Cover87%
Rain Amount0 in

6 pm

Cloudy

50°

9%

WSW 4 mph

Cloudy

Feels Like49°
WindWSW 4 mph
Humidity48%
UV Index0 of 11
Cloud Cover88%
Rain Amount0 in

7 pm

Cloudy

49°

14%

SW 3 mph

Cloudy

Feels Like49°
WindSW 3 mph
Humidity53%
UV Index0 of 11
Cloud Cover87%
Rain Amount0 in

8 pm

Cloudy

47°

3%

S 2 mph

Cloudy

Feels Like47°
WindS 2 mph
Humidity59%
UV Index0 of 11
Cloud Cover88%
Rain Amount0 in

9 pm

Cloudy

45°

4%

SSW 1 mph

Cloudy

Feels Like45°
WindSSW 1 mph
Humidity63%
UV Index0 of 11
Cloud Cover92%
Rain Amount0 in

10 pm

Cloudy

44°

5%

SW 2 mph

Cloudy

Feels Like44°
WindSW 2 mph
Humidity68%
UV Index0 of 11
Cloud Cover87%
Rain Amount0 in

11 pm

Mostly Cloudy

43°

7%

SSE 1 mph

Mostly Cloudy

Feels Like43°
WindSSE 1 mph
Humidity71%
UV Index0 of 11
Cloud Cover67%
Rain Amount0 in

Friday, March 20

12 am

Mostly Cloudy

41°

14%

SSW 1 mph

Mostly Cloudy

Feels Like41°
WindSSW 1 mph
Humidity77%
UV Index0 of 11
Cloud Cover65%
Rain Amount0 in

1 am

Mostly Cloudy

40°

8%

SW 1 mph

Mostly Cloudy

Feels Like40°
WindSW 1 mph
Humidity79%
UV Index0 of 11
Cloud Cover68%
Precip Amount0 in

2 am

Partly Cloudy

38°

15%

WSW 1 mph

Partly Cloudy

Feels Like38°
WindWSW 1 mph
Humidity85%
UV Index0 of 11
Cloud Cover53%
Precip Amount0 in

3 am

Partly Cloudy

37°

11%

SW 1 mph

Partly Cloudy

Feels Like37°
WindSW 1 mph
Humidity85%
UV Index0 of 11
Cloud Cover49%
Precip Amount0 in

Advertisement

4 am

Partly Cloudy

35°

10%

SSW 1 mph

Partly Cloudy

Feels Like35°
WindSSW 1 mph
Humidity88%
UV Index0 of 11
Cloud Cover52%
Precip Amount0 in

5 am

Partly Cloudy

33°

11%

SSW 1 mph

Partly Cloudy

Feels Like33°
WindSSW 1 mph
Humidity93%
UV Index0 of 11
Cloud Cover51%
Precip Amount0 in

6 am

Partly Cloudy

32°

9%

S 1 mph

Partly Cloudy

Feels Like32°
WindS 1 mph
Humidity95%
UV Index0 of 11
Cloud Cover55%
Precip Amount0 in

7 am

Mostly Cloudy

32°

9%

SSE 1 mph

Mostly Cloudy

Feels Like32°
WindSSE 1 mph
Humidity95%
UV Index0 of 11
Cloud Cover64%
Precip Amount0 in

8 am

Partly Cloudy

33°

9%

S 1 mph

Partly Cloudy

Feels Like33°
WindS 1 mph
Humidity95%
UV Index0 of 11
Cloud Cover59%
Precip Amount0 in

9 am

Mostly Cloudy

37°

8%

SSE 1 mph

Mostly Cloudy

Feels Like37°
WindSSE 1 mph
Humidity87%
UV Index1 of 11
Cloud Cover64%
Precip Amount0 in

10 am

Partly Cloudy

42°

7%

SSE 2 mph

Partly Cloudy

Feels Like42°
WindSSE 2 mph
Humidity76%
UV Index2 of 11
Cloud Cover59%
Rain Amount0 in

11 am

Partly Cloudy

47°

4%

S 4 mph

Partly Cloudy

Feels Like45°
WindS 4 mph
Humidity66%
UV Index3 of 11
Cloud Cover58%
Rain Amount0 in

12 pm

Partly Cloudy

52°

1%

S 7 mph

Partly Cloudy

Feels Like50°
WindS 7 mph
Humidity56%
UV Index4 of 11
Cloud Cover51%
Rain Amount0 in

1 pm

Mostly Cloudy

55°

1%

S 9 mph

Mostly Cloudy

Feels Like53°
WindS 9 mph
Humidity49%
UV Index4 of 11
Cloud Cover75%
Rain Amount0 in

2 pm

Mostly Cloudy

58°

15%

SSW 12 mph

Mostly Cloudy

Feels Like55°
WindSSW 12 mph
Humidity47%
UV Index4 of 11
Cloud Cover73%
Rain Amount0 in

3 pm

Cloudy

59°

15%

SSW 12 mph

Cloudy

Feels Like57°
WindSSW 12 mph
Humidity48%
UV Index2 of 11
Cloud Cover91%
Rain Amount0 in

Advertisement

4 pm

Cloudy

60°

15%

SSW 13 mph

Cloudy

Feels Like58°
WindSSW 13 mph
Humidity50%
UV Index1 of 11
Cloud Cover95%
Rain Amount0 in

5 pm

Showers

60°

49%

S 12 mph

Showers

Feels Like58°
WindS 12 mph
Humidity53%
UV Index1 of 11
Cloud Cover88%
Rain Amount0.02 in

6 pm

Rain

58°

64%

SSW 11 mph

Rain

Feels Like56°
WindSSW 11 mph
Humidity57%
UV Index0 of 11
Cloud Cover100%
Rain Amount0.12 in

7 pm

Showers

56°

59%

SSW 9 mph

Showers

Feels Like54°
WindSSW 9 mph
Humidity63%
UV Index0 of 11
Cloud Cover99%
Rain Amount0.04 in

8 pm

Rain

54°

78%

SSW 8 mph

Rain

Feels Like51°
WindSSW 8 mph
Humidity70%
UV Index0 of 11
Cloud Cover100%
Rain Amount0.03 in

9 pm

Rain

51°

67%

SW 7 mph

Rain

Feels Like49°
WindSW 7 mph
Humidity77%
UV Index0 of 11
Cloud Cover100%
Rain Amount0.03 in

Advertisement

Radar

© 2026 Mapbox © OpenStreetMap|Improve this map

Lonely Planet

7 Top Hikes In Kyoto For Scenic Views And Cultural Encounters

10 Of The Best Places For Stargazing In The USA

16 Of The Best Things To Do In London

The Best Time To Visit Europe

Advertisement

Advertisement

Don't Miss

Historic March Heat Wave Could Set Records In Over 100 Cities, 10 States

NASA Confirms Loud Boom Triggered By Asteroid Seen Over At Least 10 States

How Wind, Rain And Temperature Fuel Your Allergy Season

Watch: Tourists Flock As This Volcano Pours Into The Ocean

Advertisement

We Love Our Critters

Why Frogs Croak Faster In Warm Water: A Survival Strategy

Retreat! Penguins’ Instant Regret After Jumping On Ice Floe

Newly Identified Tick-Borne Bacterium In US Dogs

Hibernating Bears Wake Up From Winter

Travel

And The Best State For An Adventure Vacation Is ...

California Wildflower Superblooms Are Back In 2026

3 Big Changes Coming To National Parks In 2026

‘Rare And Remarkable’: Lake Superior Ice Caves Reopen

Seasonal Hub

Leaves Increasing On Trees In The South, Pollen On The Rise

When Are The Average Last Freezes In The US?

Allergy Season Grows Longer – Especially In These Places

Record Warmth Is Almost Tripling Record Cold This Year

Advertisement